#FFFD78
Named color: Custard. oklch(97% 0.154 108.2), rgb(255, 253, 120).
Aa
Black text reads best on this color (19.57:1).
About this color
#FFFD78 is a very light, vivid yellow. In OKLCH its lightness is 97%, its chroma 0.154 and its hue 108°. Its hue sits on the warm side of the wheel. It is the named color Custard. Black text reads best on it, at 19.57:1.
| Hue family | Yellows |
| Lightness | very light (97%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Custard |
| Black text | 19.57:1 |
| White text | 1.07:1 |
Values
| HEX | #FFFD78 |
| RGB | rgb(255, 253, 120) |
| HSL | hsl(59, 100%, 74%) |
| OKLCH | oklch(97% 0.154 108.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #FFFD78 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #FFFD78 | 19.57:1 | AAA | Lc 101.3 | Preferred for body text |
| #FFFD78 text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #FFFD78 text on black | 19.57:1 | AAA | Lc -102.6 | Preferred for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 50.
-
Step 50
50 (this color)
#FFFD78
oklch(97% 0.154 108.2)
-
Step 100
100
#EDEDC1
oklch(93.5% 0.057 107.5)
-
Step 200
200
#E0DF87
oklch(88.5% 0.11 107.9)
-
Step 300
300
#CCC800
oklch(81% 0.175 108.3)
-
Step 400
400
#AAA700
oklch(70.8% 0.153 108.5)
-
Step 500
500
#928F00
oklch(63.2% 0.136 108.3)
-
Step 600
600
#7A7800
oklch(55.6% 0.12 108.6)
-
Step 700
700
#676400
oklch(49% 0.105 107.7)
-
Step 800
800
#545200
oklch(42.7% 0.092 108.1)
-
Step 900
900
#464400
oklch(37.6% 0.081 107.8)
-
Step 950
950
#292800
oklch(26.9% 0.058 108.3)
#FFFD78 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #FFF46B | 0.022 |
| Deuteranopia (no green cones) | #FFF97F | 0.014 |
| Tritanopia (no blue cones) | #FFEFDF | 0.135 |
| Achromatopsia (no color) | #F7F7F7 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FFFD78
#FFFD78
oklch(97% 0.154 108.2)
- #F4F4FF
#F4F4FF
oklch(97% 0.015 286.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #FFFD78, closest first.
No curated palette has a color within ΔE 0.04 of #FFFD78.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Butter Yellow #FFFD74 ΔE 0.004
- Banana #FFFF7E ΔE 0.006
- Faded Yellow #FEFF7F ΔE 0.007
- Pastel Yellow #FFFE71 ΔE 0.007
- Butter #FFFF81 ΔE 0.008
- Pale Yellow #FFFF84 ΔE 0.011
- Manilla #FFFA86 ΔE 0.017
- Straw #FCF679 ΔE 0.019
Use #FFFD78 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.