#63630A
Closest named color: Mud Green (#606602). oklch(48.4% 0.102 109.7), rgb(99, 99, 10).
Aa
White text reads best on this color (6.32:1).
About this color
#63630A is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 48%, its chroma 0.102 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Green (#606602), ΔE 0.011 away. White text reads best on it, at 6.32:1.
| Hue family | Yellows |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Mud Green (#606602) |
| Black text | 3.31:1 |
| White text | 6.32:1 |
Values
| HEX | #63630A |
| RGB | rgb(99, 99, 10) |
| HSL | hsl(60, 82%, 21%) |
| OKLCH | oklch(48.4% 0.102 109.7) |
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 #63630A | 6.32:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #63630A | 3.31:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #63630A text on white | 6.32:1 | AA | Lc 81.4 | Fine for body text |
| #63630A text on black | 3.31:1 | AA large text | Lc -20.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#EAEBE0
oklch(93.6% 0.015 110.9)
-
Step 200
200
#DADBC7
oklch(88.5% 0.027 109.3)
-
Step 300
300
#C2C4A0
oklch(80.9% 0.049 110.1)
-
Step 400
400
#A3A56B
oklch(70.6% 0.078 109.9)
-
Step 500
500
#8E8F41
oklch(63.2% 0.101 109.6)
-
Step 600
600
#78781D
oklch(55.6% 0.109 109.5)
-
Step 700
700 (this color)
#63630A
oklch(48.4% 0.102 109.7)
-
Step 800
800
#525211
oklch(42.6% 0.084 109.5)
-
Step 900
900
#444417
oklch(37.6% 0.065 109.1)
-
Step 950
950
#28280F
oklch(27% 0.041 108.8)
#63630A 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) | #6C5E00 | 0.019 |
| Deuteranopia (no green cones) | #6D6114 | 0.019 |
| Tritanopia (no blue cones) | #6B5C54 | 0.092 |
| Achromatopsia (no color) | #606060 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63630A
#63630A
oklch(48.4% 0.102 109.7)
- #5E5494
#5E5494
oklch(48.5% 0.101 289.2)
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 #63630A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Green #606602 ΔE 0.011
- Greeny Brown #696006 ΔE 0.012
- Camo Green #526525 ΔE 0.027
- Dark Olive Green #556B2F ΔE 0.032
- Browny Green #6F6C0A ΔE 0.034
- Mud #735C12 ΔE 0.034
- Brown Green #706C11 ΔE 0.035
- Camouflage Green #4B6113 ΔE 0.037
Use #63630A 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.