#636C3A
Closest named color: Dark Moss Green (#606C38). oklch(51.1% 0.073 117.4), rgb(99, 108, 58).
Aa
White text reads best on this color (5.62:1).
About this color
#636C3A is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 51%, its chroma 0.073 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.005 away. White text reads best on it, at 5.62:1.
| Hue family | Yellows |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #636C3A |
| RGB | rgb(99, 108, 58) |
| HSL | hsl(71, 30%, 33%) |
| OKLCH | oklch(51.1% 0.073 117.4) |
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 #636C3A | 5.62:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #636C3A | 3.73:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #636C3A text on white | 5.62:1 | AA | Lc 78.1 | Fine for body text |
| #636C3A text on black | 3.73:1 | AA large text | Lc -23.7 | 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
#E9EBE3
oklch(93.6% 0.011 118)
-
Step 200
200
#D8DBCD
oklch(88.5% 0.019 116.6)
-
Step 300
300
#BEC4AB
oklch(80.9% 0.035 118.2)
-
Step 400
400
#9DA67E
oklch(70.7% 0.057 118.2)
-
Step 500
500
#86905D
oklch(63.2% 0.072 117.6)
-
Step 600
600
#707943
oklch(55.5% 0.077 116.7)
-
Step 700
700 (this color)
#636C3A
oklch(51.1% 0.073 117.4)
-
Step 800
800
#4C532C
oklch(42.6% 0.06 117.3)
-
Step 900
900
#3F4528
oklch(37.7% 0.047 118.2)
-
Step 950
950
#252818
oklch(26.9% 0.028 117)
#636C3A 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) | #726736 | 0.025 |
| Deuteranopia (no green cones) | #71683D | 0.025 |
| Tritanopia (no blue cones) | #686760 | 0.062 |
| Achromatopsia (no color) | #676767 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #636C3A
#636C3A
oklch(51.1% 0.073 117.4)
- #6B5D8B
#6B5D8B
oklch(51% 0.073 297.7)
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 #636C3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.005
- Dark Olive Green #556B2F ΔE 0.026
- Muddy Green #657432 ΔE 0.029
- Brown Green #706C11 ΔE 0.037
- Browny Green #6F6C0A ΔE 0.039
- Camo Green #526525 ΔE 0.041
- Mud Green #606602 ΔE 0.043
- Greeny Brown #696006 ΔE 0.044
Use #636C3A 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.