#637652
Closest named color: Military Green (#667C3E). oklch(54% 0.058 130.8), rgb(99, 118, 82).
Aa
White text reads best on this color (4.94:1).
About this color
#637652 is a medium-dark, muted green. In OKLCH its lightness is 54%, its chroma 0.058 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.036 away. White text reads best on it, at 4.94:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.24:1 |
| White text | 4.94:1 |
Values
| HEX | #637652 |
| RGB | rgb(99, 118, 82) |
| HSL | hsl(92, 18%, 39%) |
| OKLCH | oklch(54% 0.058 130.8) |
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 #637652 | 4.94:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #637652 | 4.24:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #637652 text on white | 4.94:1 | AA | Lc 74.2 | Content text, not long reading |
| #637652 text on black | 4.24:1 | AA large text | Lc -27.5 | 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 600.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE6
oklch(93.6% 0.007 132.4)
-
Step 200
200
#D6DBD1
oklch(88.5% 0.015 128.6)
-
Step 300
300
#BBC4B3
oklch(80.9% 0.025 130)
-
Step 400
400
#98A68B
oklch(70.7% 0.041 129.8)
-
Step 500
500
#7E906E
oklch(63% 0.054 130.5)
-
Step 600
600 (this color)
#637652
oklch(54% 0.058 130.8)
-
Step 700
700
#566747
oklch(49.1% 0.053 130.9)
-
Step 800
800
#46543A
oklch(42.6% 0.045 131.1)
-
Step 900
900
#3B4632
oklch(37.8% 0.036 131.4)
-
Step 950
950
#23291D
oklch(27.1% 0.023 129.5)
#637652 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) | #797150 | 0.034 |
| Deuteranopia (no green cones) | #767054 | 0.033 |
| Tritanopia (no blue cones) | #64736D | 0.045 |
| Achromatopsia (no color) | #707070 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #637652
#637652
oklch(54% 0.058 130.8)
- #7A6588
#7A6588
oklch(54% 0.059 311.5)
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 #637652, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.036
- Muddy Green #657432 ΔE 0.038
- Dark Moss Green #606C38 ΔE 0.039
- Dark Sage #598556 ΔE 0.044
- Grey Brown #7F7053 ΔE 0.045
- Dark Olive Green #556B2F ΔE 0.055
- Dark Taupe #7F684E ΔE 0.055
- Dull Brown #876E4B ΔE 0.056
Use #637652 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.