#00631D
Closest named color: Dark Green (#006400). oklch(43.5% 0.132 146.2), rgb(0, 99, 29).
Aa
White text reads best on this color (7.49:1).
About this color
#00631D is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.132 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.019 away. White text reads best on it, at 7.49:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.80:1 |
| White text | 7.49:1 |
Values
| HEX | #00631D |
| RGB | rgb(0, 99, 29) |
| HSL | hsl(138, 100%, 19%) |
| OKLCH | oklch(43.5% 0.132 146.2) |
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 #00631D | 7.49:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #00631D | 2.80:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #00631D text on white | 7.49:1 | AAA | Lc 85.4 | Fine for body text |
| #00631D text on black | 2.80:1 | Fails | Lc -16.6 | 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 800.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C9
oklch(88.5% 0.042 146.3)
-
Step 300
300
#A1CFA3
oklch(81% 0.078 145.9)
-
Step 400
400
#6AB571
oklch(70.7% 0.123 146.2)
-
Step 500
500
#3AA24A
oklch(63.2% 0.158 146.1)
-
Step 600
600
#008C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700
#007524
oklch(49% 0.148 146.3)
-
Step 800
800 (this color)
#00631D
oklch(43.5% 0.132 146.2)
-
Step 900
900
#104F1C
oklch(37.6% 0.103 146.1)
-
Step 950
950
#0C2F11
oklch(27.1% 0.067 146)
#00631D 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) | #655914 | 0.101 |
| Deuteranopia (no green cones) | #5B5224 | 0.100 |
| Tritanopia (no blue cones) | #006055 | 0.082 |
| Achromatopsia (no color) | #555555 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00631D
#00631D
oklch(43.5% 0.132 146.2)
- #753177
#753177
oklch(43.5% 0.133 326.4)
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 #00631D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.019
- Deep Green #02590F ΔE 0.032
- Spruce #0A5F38 ΔE 0.039
- Forest #0B5509 ΔE 0.044
- Pine #2B5D34 ΔE 0.046
- Navy Green #35530A ΔE 0.054
- Camouflage Green #4B6113 ΔE 0.057
- Army Green #4B5D16 ΔE 0.059
Use #00631D 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.