#636D3D
Closest named color: Dark Moss Green (#606C38). oklch(51.4% 0.071 118.6), rgb(99, 109, 61).
Aa
White text reads best on this color (5.54:1).
About this color
#636D3D is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 51%, its chroma 0.071 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.008 away. White text reads best on it, at 5.54:1.
| Hue family | Yellows |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #636D3D |
| RGB | rgb(99, 109, 61) |
| HSL | hsl(72, 28%, 33%) |
| OKLCH | oklch(51.4% 0.071 118.6) |
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 #636D3D | 5.54:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #636D3D | 3.78:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #636D3D text on white | 5.54:1 | AA | Lc 77.7 | Fine for body text |
| #636D3D text on black | 3.78:1 | AA large text | Lc -24.1 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E9EBE4
oklch(93.7% 0.01 119.6)
-
Step 200
200
#D7DBCD
oklch(88.4% 0.019 119.8)
-
Step 300
300
#BEC4AC
oklch(80.9% 0.034 118.6)
-
Step 400
400
#9DA67F
oklch(70.8% 0.055 118.4)
-
Step 500
500
#85905F
oklch(63.2% 0.07 118.7)
-
Step 600
600
#6F7A45
oklch(55.7% 0.076 118.5)
-
Step 700
700 (this color)
#636D3D
oklch(51.4% 0.071 118.6)
-
Step 800
800
#4C542E
oklch(42.9% 0.059 118.7)
-
Step 900
900
#3F4529
oklch(37.7% 0.045 118.5)
-
Step 950
950
#252818
oklch(26.9% 0.028 117)
#636D3D 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) | #736839 | 0.027 |
| Deuteranopia (no green cones) | #72693F | 0.026 |
| Tritanopia (no blue cones) | #676861 | 0.060 |
| Achromatopsia (no color) | #686868 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #636D3D
#636D3D
oklch(51.4% 0.071 118.6)
- #6C5E8B
#6C5E8B
oklch(51.3% 0.072 298.1)
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 #636D3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.008
- Muddy Green #657432 ΔE 0.028
- Dark Olive Green #556B2F ΔE 0.029
- Brown Green #706C11 ΔE 0.039
- Browny Green #6F6C0A ΔE 0.041
- Camo Green #526525 ΔE 0.044
- Military Green #667C3E ΔE 0.046
- Mud Green #606602 ΔE 0.047
Use #636D3D 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.