#638261
Closest named color: Dark Sage (#598556). oklch(57.3% 0.061 143.2), rgb(99, 130, 97).
Aa
Black text reads best on this color (4.89:1).
About this color
#638261 is a medium-dark, muted green. In OKLCH its lightness is 57%, its chroma 0.061 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.025 away. Black text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #638261 |
| RGB | rgb(99, 130, 97) |
| HSL | hsl(116, 15%, 45%) |
| OKLCH | oklch(57.3% 0.061 143.2) |
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 #638261 | 4.28:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #638261 | 4.89:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #638261 text on white | 4.28:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #638261 text on black | 4.89:1 | AA | Lc -32.0 | Non-text elements, placeholder text |
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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D3DCD3
oklch(88.5% 0.016 145.4)
-
Step 300
300
#B7C5B5
oklch(80.8% 0.027 141.7)
-
Step 400
400
#91A88F
oklch(70.7% 0.044 142.9)
-
Step 500
500
#769374
oklch(63.2% 0.056 143.2)
-
Step 600
600 (this color)
#638261
oklch(57.3% 0.061 143.2)
-
Step 700
700
#4D694C
oklch(49% 0.056 143.8)
-
Step 800
800
#40563E
oklch(42.8% 0.047 142.6)
-
Step 900
900
#364735
oklch(37.7% 0.037 143.4)
-
Step 950
950
#20291F
oklch(26.9% 0.022 142.3)
#638261 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) | #847C5F | 0.048 |
| Deuteranopia (no green cones) | #7F7963 | 0.047 |
| Tritanopia (no blue cones) | #608079 | 0.038 |
| Achromatopsia (no color) | #7A7A7A | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #638261
#638261
oklch(57.3% 0.061 143.2)
- #8A6C8D
#8A6C8D
oklch(57.2% 0.061 323.3)
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 #638261, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.025
- Slate Green #658D6D ΔE 0.033
- Military Green #667C3E ΔE 0.043
- Swamp #698339 ΔE 0.051
- Drab #828344 ΔE 0.053
- Khaki Green #728639 ΔE 0.055
- Dusty Teal #4C9085 ΔE 0.055
- Green Grey #77926F ΔE 0.056
Use #638261 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.