#FCD663
Closest named color: Light Mustard (#F7D560). oklch(88.7% 0.139 91), rgb(252, 214, 99).
Aa
Black text reads best on this color (14.93:1).
About this color
#FCD663 is a light, moderately saturated yellow. In OKLCH its lightness is 89%, its chroma 0.139 and its hue 91°. Its hue sits on the warm side of the wheel. The nearest named color is Light Mustard (#F7D560), ΔE 0.009 away. Black text reads best on it, at 14.93:1.
| Hue family | Yellows |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Light Mustard (#F7D560) |
| Black text | 14.93:1 |
| White text | 1.40:1 |
Values
| HEX | #FCD663 |
| RGB | rgb(252, 214, 99) |
| HSL | hsl(45, 96%, 69%) |
| OKLCH | oklch(88.7% 0.139 91) |
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 #FCD663 | 1.40:1 | Fails | Lc -22.3 | Dividers and decoration only |
| Black text on #FCD663 | 14.93:1 | AAA | Lc 84.2 | Fine for body text |
| #FCD663 text on white | 1.40:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #FCD663 text on black | 14.93:1 | AAA | Lc -83.9 | 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
#FBF5E4
oklch(97% 0.023 90.7)
-
Step 100
100
#F7E9C3
oklch(93.6% 0.052 90.2)
-
Step 200
200 (this color)
#FCD663
oklch(88.7% 0.139 91)
-
Step 300
300
#E8BB00
oklch(80.9% 0.165 91.2)
-
Step 400
400
#C29C00
oklch(70.7% 0.145 91.2)
-
Step 500
500
#A78500
oklch(63.1% 0.129 90.6)
-
Step 600
600
#8C7000
oklch(55.6% 0.114 91.4)
-
Step 700
700
#765E00
oklch(49.2% 0.101 91.4)
-
Step 800
800
#614C00
oklch(42.6% 0.087 90.4)
-
Step 900
900
#513F00
oklch(37.6% 0.077 90.4)
-
Step 950
950
#302500
oklch(26.9% 0.055 91.9)
#FCD663 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) | #EBD357 | 0.030 |
| Deuteranopia (no green cones) | #F4DE68 | 0.021 |
| Tritanopia (no blue cones) | #FFC7BD | 0.122 |
| Achromatopsia (no color) | #D9D9D9 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FCD663
#FCD663
oklch(88.7% 0.139 91)
- #CCD9FF
#CCD9FF
oklch(88.8% 0.054 270.4)
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 #FCD663, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mustard #F7D560 ΔE 0.009
- Sunglow #FFD166 ΔE 0.014
- Pale Gold #FDDE6C ΔE 0.019
- Maize #F4D054 ΔE 0.022
- Sandy #F1DA7A ΔE 0.023
- Sand Yellow #FCE166 ΔE 0.027
- Dull Yellow #EEDC5B ΔE 0.028
- Yellow Tan #FFE36E ΔE 0.032
Use #FCD663 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.