#18631D
Closest named color: Dark Green (#006400). oklch(43.9% 0.126 143.9), rgb(24, 99, 29).
Aa
White text reads best on this color (7.39:1).
About this color
#18631D is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.126 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.023 away. White text reads best on it, at 7.39:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.84:1 |
| White text | 7.39:1 |
Values
| HEX | #18631D |
| RGB | rgb(24, 99, 29) |
| HSL | hsl(124, 61%, 24%) |
| OKLCH | oklch(43.9% 0.126 143.9) |
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 #18631D | 7.39:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #18631D | 2.84:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #18631D text on white | 7.39:1 | AAA | Lc 85.3 | Fine for body text |
| #18631D text on black | 2.84:1 | Fails | Lc -16.8 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CAE1C8
oklch(88.6% 0.042 143)
-
Step 300
300
#A4CEA3
oklch(81% 0.074 144.3)
-
Step 400
400
#71B470
oklch(70.8% 0.119 143.9)
-
Step 500
500
#47A049
oklch(63.1% 0.151 143.9)
-
Step 600
600
#218A29
oklch(55.5% 0.163 143.9)
-
Step 700
700
#0F751B
oklch(49% 0.152 144)
-
Step 800
800 (this color)
#18631D
oklch(43.9% 0.126 143.9)
-
Step 900
900
#194E1B
oklch(37.6% 0.098 143.9)
-
Step 950
950
#112E11
oklch(27% 0.062 143.6)
#18631D 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 | 0.092 |
| Deuteranopia (no green cones) | #5C5323 | 0.092 |
| Tritanopia (no blue cones) | #006055 | 0.080 |
| Achromatopsia (no color) | #565656 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18631D
#18631D
oklch(43.9% 0.126 143.9)
- #733579
#733579
oklch(43.9% 0.127 324)
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 #18631D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.023
- Deep Green #02590F ΔE 0.036
- Spruce #0A5F38 ΔE 0.038
- Pine #2B5D34 ΔE 0.041
- Forest #0B5509 ΔE 0.047
- Camouflage Green #4B6113 ΔE 0.049
- Navy Green #35530A ΔE 0.050
- Army Green #4B5D16 ΔE 0.051
Use #18631D 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.