#1B4805
Closest named color: Darkgreen (#054907). oklch(35.6% 0.105 138.1), rgb(27, 72, 5).
Aa
White text reads best on this color (10.62:1).
About this color
#1B4805 is a dark, moderately saturated green. In OKLCH its lightness is 36%, its chroma 0.105 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Darkgreen (#054907), ΔE 0.013 away. White text reads best on it, at 10.62:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Darkgreen (#054907) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #1B4805 |
| RGB | rgb(27, 72, 5) |
| HSL | hsl(100, 87%, 15%) |
| OKLCH | oklch(35.6% 0.105 138.1) |
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 #1B4805 | 10.62:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #1B4805 | 1.97:1 | Fails | Lc 9.6 | Not readable |
| #1B4805 text on white | 10.62:1 | AAA | Lc 94.3 | Preferred for body text |
| #1B4805 text on black | 1.97:1 | Fails | Lc -8.2 | 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
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CBE1C5
oklch(88.6% 0.044 139)
-
Step 300
300
#A8CD9C
oklch(80.9% 0.078 138.1)
-
Step 400
400
#78B363
oklch(70.7% 0.127 137.9)
-
Step 500
500
#529F34
oklch(63% 0.161 138.2)
-
Step 600
600
#358900
oklch(55.6% 0.173 138.2)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#225E00
oklch(42.5% 0.132 138.2)
-
Step 900
900 (this color)
#1B4805
oklch(35.6% 0.105 138.1)
-
Step 950
950
#142E0A
oklch(27.1% 0.068 138.2)
#1B4805 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) | #4B4100 | 0.069 |
| Deuteranopia (no green cones) | #453D0D | 0.068 |
| Tritanopia (no blue cones) | #17453C | 0.073 |
| Achromatopsia (no color) | #3E3E3E | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B4805
#1B4805
oklch(35.6% 0.105 138.1)
- #52265F
#52265F
oklch(35.5% 0.106 318)
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 #1B4805, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Darkgreen #054907 ΔE 0.013
- British Racing Green #05480D ΔE 0.013
- Bottle Green #044A05 ΔE 0.014
- Forrest Green #154406 ΔE 0.015
- Racing Green #014600 ΔE 0.020
- Pine Green #0A481E ΔE 0.023
- Hunter Green #0B4008 ΔE 0.032
- Evergreen #05472A ΔE 0.040
Use #1B4805 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.