#1B4B08
Closest named color: Bottle Green (#044A05). oklch(36.6% 0.108 138.9), rgb(27, 75, 8).
Aa
White text reads best on this color (10.21:1).
About this color
#1B4B08 is a dark, moderately saturated green. In OKLCH its lightness is 37%, its chroma 0.108 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bottle Green (#044A05), ΔE 0.015 away. White text reads best on it, at 10.21:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Bottle Green (#044A05) |
| Black text | 2.05:1 |
| White text | 10.21:1 |
Values
| HEX | #1B4B08 |
| RGB | rgb(27, 75, 8) |
| HSL | hsl(103, 81%, 16%) |
| OKLCH | oklch(36.6% 0.108 138.9) |
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 #1B4B08 | 10.21:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #1B4B08 | 2.05:1 | Fails | Lc 10.5 | Not readable |
| #1B4B08 text on white | 10.21:1 | AAA | Lc 93.4 | Preferred for body text |
| #1B4B08 text on black | 2.05:1 | Fails | Lc -9.1 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CBE1C5
oklch(88.6% 0.044 139)
-
Step 300
300
#A6CE9C
oklch(81% 0.081 139.4)
-
Step 400
400
#75B463
oklch(70.8% 0.13 139)
-
Step 500
500
#4EA033
oklch(63.1% 0.165 139)
-
Step 600
600
#308A00
oklch(55.7% 0.176 139)
-
Step 700
700
#277400
oklch(49.2% 0.155 139)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900 (this color)
#1B4B08
oklch(36.6% 0.108 138.9)
-
Step 950
950
#132E0A
oklch(27% 0.068 138.8)
#1B4B08 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) | #4E4300 | 0.072 |
| Deuteranopia (no green cones) | #484010 | 0.070 |
| Tritanopia (no blue cones) | #16483F | 0.074 |
| Achromatopsia (no color) | #414141 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B4B08
#1B4B08
oklch(36.6% 0.108 138.9)
- #562862
#562862
oklch(36.6% 0.108 318.9)
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 #1B4B08, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bottle Green #044A05 ΔE 0.015
- Darkgreen #054907 ΔE 0.016
- British Racing Green #05480D ΔE 0.018
- Forrest Green #154406 ΔE 0.025
- Pine Green #0A481E ΔE 0.026
- Racing Green #014600 ΔE 0.026
- Forest #0B5509 ΔE 0.033
- Hunter Green #0B4008 ΔE 0.041
Use #1B4B08 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.