#636628
Closest named color: Dark Moss Green (#606C38). oklch(49.4% 0.084 111.7), rgb(99, 102, 40).
Aa
White text reads best on this color (6.06:1).
About this color
#636628 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.084 and its hue 112°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.020 away. White text reads best on it, at 6.06:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #636628 |
| RGB | rgb(99, 102, 40) |
| HSL | hsl(63, 44%, 28%) |
| OKLCH | oklch(49.4% 0.084 111.7) |
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 #636628 | 6.06:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #636628 | 3.46:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #636628 text on white | 6.06:1 | AA | Lc 80.2 | Fine for body text |
| #636628 text on black | 3.46:1 | AA large text | Lc -21.6 | 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
#EAEBE2
oklch(93.7% 0.012 111.8)
-
Step 200
200
#D9DBCA
oklch(88.5% 0.023 112.3)
-
Step 300
300
#C1C4A6
oklch(81% 0.041 112)
-
Step 400
400
#A1A576
oklch(70.7% 0.065 112)
-
Step 500
500
#8B8F51
oklch(63.2% 0.084 111.8)
-
Step 600
600
#757835
oklch(55.5% 0.09 111.3)
-
Step 700
700 (this color)
#636628
oklch(49.4% 0.084 111.7)
-
Step 800
800
#505322
oklch(42.8% 0.07 112.2)
-
Step 900
900
#424421
oklch(37.6% 0.054 111.6)
-
Step 950
950
#272814
oklch(27% 0.034 110.9)
#636628 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) | #6E6221 | 0.019 |
| Deuteranopia (no green cones) | #6E632C | 0.021 |
| Tritanopia (no blue cones) | #696059 | 0.075 |
| Achromatopsia (no color) | #626262 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #636628
#636628
oklch(49.4% 0.084 111.7)
- #62588E
#62588E
oklch(49.3% 0.085 291.4)
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 #636628, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.020
- Dark Olive Green #556B2F ΔE 0.023
- Greeny Brown #696006 ΔE 0.023
- Mud Green #606602 ΔE 0.025
- Camo Green #526525 ΔE 0.027
- Brown Green #706C11 ΔE 0.033
- Browny Green #6F6C0A ΔE 0.034
- Mud #735C12 ΔE 0.035
Use #636628 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.