#18500B
Closest named color: Forest (#0B5509). oklch(38% 0.114 140.5), rgb(24, 80, 11).
Aa
White text reads best on this color (9.58:1).
About this color
#18500B is a dark, moderately saturated green. In OKLCH its lightness is 38%, its chroma 0.114 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.017 away. White text reads best on it, at 9.58:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #18500B |
| RGB | rgb(24, 80, 11) |
| HSL | hsl(109, 76%, 18%) |
| OKLCH | oklch(38% 0.114 140.5) |
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 #18500B | 9.58:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #18500B | 2.19:1 | Fails | Lc 12.1 | Not readable |
| #18500B text on white | 9.58:1 | AAA | Lc 91.8 | Preferred for body text |
| #18500B text on black | 2.19:1 | Fails | Lc -10.6 | Not readable |
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 900.
-
Step 50
50
#F1F7F0
oklch(97% 0.011 141.3)
-
Step 100
100
#E1EEDF
oklch(93.5% 0.024 141.5)
-
Step 200
200
#C9E1C4
oklch(88.4% 0.047 140.3)
-
Step 300
300
#A3CF9B
oklch(81% 0.085 140.7)
-
Step 400
400
#6FB562
oklch(70.7% 0.136 140.6)
-
Step 500
500
#43A230
oklch(63.2% 0.175 140.6)
-
Step 600
600
#238B00
oklch(55.6% 0.181 140.6)
-
Step 700
700
#1C7500
oklch(49.2% 0.16 140.5)
-
Step 800
800
#156000
oklch(42.7% 0.139 140.6)
-
Step 900
900 (this color)
#18500B
oklch(38% 0.114 140.5)
-
Step 950
950
#0F2F09
oklch(27.1% 0.073 140.7)
#18500B 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) | #524800 | 0.076 |
| Deuteranopia (no green cones) | #4C4313 | 0.078 |
| Tritanopia (no blue cones) | #0F4D43 | 0.076 |
| Achromatopsia (no color) | #454545 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18500B
#18500B
oklch(38% 0.114 140.5)
- #5C2A67
#5C2A67
oklch(38% 0.113 320.1)
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 #18500B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.017
- Bottle Green #044A05 ΔE 0.025
- Darkgreen #054907 ΔE 0.028
- Deep Green #02590F ΔE 0.029
- British Racing Green #05480D ΔE 0.031
- Navy Green #35530A ΔE 0.032
- Pine Green #0A481E ΔE 0.037
- Racing Green #014600 ΔE 0.038
Use #18500B 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.