Rum Swizzle

#f1edd4

A yellow that is nearly neutral — the hue shows only against a true grey. It is very light — it works as a page background, not as text.

Hex

#f1edd4

RGB

241, 237, 212

OKLCh

94.3% 0.033 99.5°

CIELAB (D50)

93.6, -1.7, 12.7

What is true of this colour, and of no other

64 other named colours sit within ΔE00 2 of it — this part of the space is crowded, and the names here are finer distinctions than most people make.
It uses only 28% of the chroma available at this lightness and hue — there is a far more vivid version of this colour inside sRGB.
As text on white it measures APCA Lc 8.6; on black, Lc -95.6. The sign is the polarity, which the WCAG ratio discards.
Built into an eleven-step scale, 10 of the 10 adjacent pairs stay ΔE00 2 apart — see the ramp.
tritanopia shifts it by ΔE00 5.2 — no blue cone.

Text on this colour

White text

1.18:1 — fails AA

Black text

17.80:1 — passes AA

Black text is the better of the two at17.80:1. That is enough for body text.

As text on white, it needs to change

#7b7761 is the nearest colour of the same hue that passes AA on white, at 4.50:1. Only the lightness moved.

Try it against your own background

The same colour, with one cone missing

As you see it

#f1edd4

protanopia

#ededd4 · ΔE00 1.9

deuteranopia

#eeeed4 · ΔE00 1.9

tritanopia

#efefc5 · ΔE00 5.2

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isCarambola at ΔE00 0.553: below 1.0 — an ordinary observer cannot tell these apart, even side by side. What the numbers mean.

CarambolaΔE00 0.553 · #efebd1
Raw AlabasterΔE00 0.669 · #f2eed3
TambourineΔE00 0.757 · #f0edd6
Good GracesΔE00 0.83 · #f3f0d6
Whipped CitronΔE00 0.853 · #f0edd2
Honey Yoghurt PopsiclesΔE00 0.984 · #f3f0d9
Yellow DiamondΔE00 1.012 · #f6f1d7
Soft CreamΔE00 1.075 · #f5efd6
Cream FillingΔE00 1.107 · #f5f1da
Bright LaughterΔE00 1.129 · #f0edd1
Golden FogΔE00 1.19 · #f0ead2
Light ChervilΔE00 1.19 · #ecead1

12 of these have no page of their own: pages exist for the 4,961 colours the dataset marks as good names.