#1B5615
Closest named color: Forest (#0B5509). oklch(40% 0.114 141.8), rgb(27, 86, 21).
Aa
White text reads best on this color (8.79:1).
About this color
#1B5615 is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.114 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.014 away. White text reads best on it, at 8.79:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #1B5615 |
| RGB | rgb(27, 86, 21) |
| HSL | hsl(114, 61%, 21%) |
| OKLCH | oklch(40% 0.114 141.8) |
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 #1B5615 | 8.79:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #1B5615 | 2.38:1 | Fails | Lc 14.2 | Not readable |
| #1B5615 text on white | 8.79:1 | AAA | Lc 89.7 | Fine for body text |
| #1B5615 text on black | 2.38:1 | Fails | Lc -12.5 | 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
#C8E2C5
oklch(88.6% 0.048 142.3)
-
Step 300
300
#A2CF9C
oklch(80.9% 0.085 141.7)
-
Step 400
400
#6CB664
oklch(70.8% 0.137 141.9)
-
Step 500
500
#3EA234
oklch(63.1% 0.174 141.8)
-
Step 600
600
#128C00
oklch(55.6% 0.186 141.8)
-
Step 700
700
#0E7600
oklch(49.2% 0.165 141.8)
-
Step 800
800
#096100
oklch(42.8% 0.143 141.8)
-
Step 900
900 (this color)
#1B5615
oklch(40% 0.114 141.8)
-
Step 950
950
#0E2F0A
oklch(27.1% 0.073 141.5)
#1B5615 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) | #584D0B | 0.080 |
| Deuteranopia (no green cones) | #51491B | 0.079 |
| Tritanopia (no blue cones) | #105349 | 0.075 |
| Achromatopsia (no color) | #4B4B4B | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B5615
#1B5615
oklch(40% 0.114 141.8)
- #632F6C
#632F6C
oklch(40% 0.114 321.5)
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 #1B5615, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.014
- Deep Green #02590F ΔE 0.016
- Navy Green #35530A ΔE 0.025
- Spruce #0A5F38 ΔE 0.042
- Pine #2B5D34 ΔE 0.044
- Bottle Green #044A05 ΔE 0.045
- Darkgreen #054907 ΔE 0.047
- Dark Green #006400 ΔE 0.050
Use #1B5615 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.