#FFD951
Closest named color: Light Mustard (#F7D560). oklch(89.4% 0.155 93.2), rgb(255, 217, 81).
Aa
Black text reads best on this color (15.29:1).
About this color
#FFD951 is a light, vivid yellow. In OKLCH its lightness is 89%, its chroma 0.155 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Light Mustard (#F7D560), ΔE 0.021 away. Black text reads best on it, at 15.29:1.
| Hue family | Yellows |
| Lightness | light (89%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Light Mustard (#F7D560) |
| Black text | 15.29:1 |
| White text | 1.37:1 |
Values
| HEX | #FFD951 |
| RGB | rgb(255, 217, 81) |
| HSL | hsl(47, 100%, 66%) |
| OKLCH | oklch(89.4% 0.155 93.2) |
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 #FFD951 | 1.37:1 | Fails | Lc -20.7 | Dividers and decoration only |
| Black text on #FFD951 | 15.29:1 | AAA | Lc 85.6 | Fine for body text |
| #FFD951 text on white | 1.37:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #FFD951 text on black | 15.29:1 | AAA | Lc -85.5 | Fine 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 200.
-
Step 50
50
#FBF6E2
oklch(97.2% 0.027 95.3)
-
Step 100
100
#F7EABF
oklch(93.7% 0.058 93.2)
-
Step 200
200 (this color)
#FFD951
oklch(89.4% 0.155 93.2)
-
Step 300
300
#E5BD00
oklch(81% 0.166 93.5)
-
Step 400
400
#BF9D00
oklch(70.6% 0.145 93.3)
-
Step 500
500
#A48600
oklch(63% 0.129 93)
-
Step 600
600
#8A7100
oklch(55.6% 0.114 93.5)
-
Step 700
700
#745F00
oklch(49.2% 0.101 93.8)
-
Step 800
800
#5F4D00
oklch(42.6% 0.087 93.4)
-
Step 900
900
#504000
oklch(37.8% 0.077 92.8)
-
Step 950
950
#302500
oklch(26.9% 0.055 91.9)
#FFD951 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) | #EFD53F | 0.030 |
| Deuteranopia (no green cones) | #F9E158 | 0.020 |
| Tritanopia (no blue cones) | #FFC8BD | 0.138 |
| Achromatopsia (no color) | #DCDCDC | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FFD951
#FFD951
oklch(89.4% 0.155 93.2)
- #D0DBFF
#D0DBFF
oklch(89.5% 0.051 271.9)
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 #FFD951, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mustard #F7D560 ΔE 0.021
- Pale Gold #FDDE6C ΔE 0.021
- Sand Yellow #FCE166 ΔE 0.021
- Dull Yellow #EEDC5B ΔE 0.024
- Yellow Tan #FFE36E ΔE 0.028
- Gold #FFD700 ΔE 0.029
- Maize #F4D054 ΔE 0.030
- Sunglow #FFD166 ΔE 0.030
Use #FFD951 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.