#00643E
Closest named color: Spruce (#0A5F38). oklch(44.4% 0.102 158.9), rgb(0, 100, 62).
Aa
White text reads best on this color (7.26:1).
About this color
#00643E is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.102 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.016 away. White text reads best on it, at 7.26:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #00643E |
| RGB | rgb(0, 100, 62) |
| HSL | hsl(157, 100%, 20%) |
| OKLCH | oklch(44.4% 0.102 158.9) |
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 #00643E | 7.26:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #00643E | 2.89:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #00643E text on white | 7.26:1 | AAA | Lc 84.7 | Fine for body text |
| #00643E text on black | 2.89:1 | 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
#E1EEE6
oklch(93.7% 0.017 159.1)
-
Step 200
200
#C8E0D1
oklch(88.5% 0.033 158.3)
-
Step 300
300
#A0CDB3
oklch(80.9% 0.06 159.4)
-
Step 400
400
#69B38B
oklch(70.7% 0.095 159)
-
Step 500
500
#379F6E
oklch(63% 0.121 159.1)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800 (this color)
#00643E
oklch(44.4% 0.102 158.9)
-
Step 900
900
#0E4E32
oklch(37.7% 0.079 159.2)
-
Step 950
950
#0C2E1D
oklch(27.1% 0.051 158.3)
#00643E 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) | #635B3C | 0.095 |
| Deuteranopia (no green cones) | #585441 | 0.092 |
| Tritanopia (no blue cones) | #00635A | 0.046 |
| Achromatopsia (no color) | #575757 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00643E
#00643E
oklch(44.4% 0.102 158.9)
- #773B66
#773B66
oklch(44.4% 0.101 339)
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 #00643E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.016
- Pine #2B5D34 ΔE 0.027
- Dark Green Blue #1F6357 ΔE 0.045
- Deep Green #02590F ΔE 0.057
- Dark Green #006400 ΔE 0.059
- Army Green #4B5D16 ΔE 0.062
- Camouflage Green #4B6113 ΔE 0.063
- Navy Green #35530A ΔE 0.064
Use #00643E 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.