#00643C
Closest named color: Spruce (#0A5F38). oklch(44.3% 0.104 157.7), rgb(0, 100, 60).
Aa
White text reads best on this color (7.27:1).
About this color
#00643C is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.104 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.015 away. White text reads best on it, at 7.27:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #00643C |
| RGB | rgb(0, 100, 60) |
| HSL | hsl(156, 100%, 20%) |
| OKLCH | oklch(44.3% 0.104 157.7) |
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 #00643C | 7.27:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #00643C | 2.88:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #00643C text on white | 7.27:1 | AAA | Lc 84.7 | Fine for body text |
| #00643C text on black | 2.88:1 | Fails | Lc -17.3 | 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 800.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE5
oklch(93.7% 0.018 155.8)
-
Step 200
200
#C8E0D1
oklch(88.5% 0.033 158.3)
-
Step 300
300
#A0CDB2
oklch(80.9% 0.061 158.4)
-
Step 400
400
#69B389
oklch(70.7% 0.097 157.8)
-
Step 500
500
#37A06B
oklch(63.2% 0.125 157.5)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800 (this color)
#00643C
oklch(44.3% 0.104 157.7)
-
Step 900
900
#0E4E30
oklch(37.7% 0.081 157.6)
-
Step 950
950
#0C2E1C
oklch(27% 0.052 156.9)
#00643C 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) | #635B39 | 0.095 |
| Deuteranopia (no green cones) | #59543F | 0.093 |
| Tritanopia (no blue cones) | #00635A | 0.049 |
| Achromatopsia (no color) | #575757 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00643C
#00643C
oklch(44.3% 0.104 157.7)
- #773A67
#773A67
oklch(44.3% 0.104 338.1)
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 #00643C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.015
- Pine #2B5D34 ΔE 0.027
- Dark Green Blue #1F6357 ΔE 0.048
- Deep Green #02590F ΔE 0.054
- Dark Green #006400 ΔE 0.056
- Army Green #4B5D16 ΔE 0.061
- Camouflage Green #4B6113 ΔE 0.062
- Navy Green #35530A ΔE 0.063
Use #00643C 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.