#1B431A
Closest named color: Pine Green (#0A481E). oklch(34.3% 0.081 143.1), rgb(27, 67, 26).
Aa
White text reads best on this color (11.26:1).
About this color
#1B431A is a dark, moderately saturated green. In OKLCH its lightness is 34%, its chroma 0.081 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine Green (#0A481E), ΔE 0.018 away. White text reads best on it, at 11.26:1.
| Hue family | Greens |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Pine Green (#0A481E) |
| Black text | 1.86:1 |
| White text | 11.26:1 |
Values
| HEX | #1B431A |
| RGB | rgb(27, 67, 26) |
| HSL | hsl(119, 44%, 18%) |
| OKLCH | oklch(34.3% 0.081 143.1) |
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 #1B431A | 11.26:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #1B431A | 1.86:1 | Fails | Lc 8.1 | Not readable |
| #1B431A text on white | 11.26:1 | AAA | Lc 95.8 | Preferred for body text |
| #1B431A text on black | 1.86:1 | Fails | Lc 0.0 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CDDFCB
oklch(88.5% 0.033 142.5)
-
Step 300
300
#AACBA8
oklch(80.8% 0.06 143.5)
-
Step 400
400
#7CB178
oklch(70.8% 0.099 142.8)
-
Step 500
500
#589C55
oklch(63% 0.124 143.1)
-
Step 600
600
#3B8739
oklch(55.7% 0.136 143)
-
Step 700
700
#2C722B
oklch(49.1% 0.127 143.1)
-
Step 800
800
#265D25
oklch(42.7% 0.105 143.2)
-
Step 900
900 (this color)
#1B431A
oklch(34.3% 0.081 143.1)
-
Step 950
950
#162D15
oklch(27.1% 0.052 143.1)
#1B431A 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) | #443D16 | 0.058 |
| Deuteranopia (no green cones) | #3F391D | 0.059 |
| Tritanopia (no blue cones) | #15413A | 0.052 |
| Achromatopsia (no color) | #3B3B3B | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B431A
#1B431A
oklch(34.3% 0.081 143.1)
- #4C2851
#4C2851
oklch(34.2% 0.082 322.6)
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 #1B431A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine Green #0A481E ΔE 0.018
- Forrest Green #154406 ΔE 0.022
- Evergreen #05472A ΔE 0.022
- Hunter Green #0B4008 ΔE 0.026
- British Racing Green #05480D ΔE 0.028
- Darkgreen #054907 ΔE 0.034
- Racing Green #014600 ΔE 0.035
- Dark Olive #373E02 ΔE 0.037
Use #1B431A 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.