#1B3D19
Closest named color: Pakistan Green (#283618). oklch(32.4% 0.073 142.6), rgb(27, 61, 25).
Aa
White text reads best on this color (12.15:1).
About this color
#1B3D19 is a dark, moderately saturated green. In OKLCH its lightness is 32%, its chroma 0.073 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.027 away. White text reads best on it, at 12.15:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.72:1 |
| White text | 12.15:1 |
Values
| HEX | #1B3D19 |
| RGB | rgb(27, 61, 25) |
| HSL | hsl(117, 42%, 17%) |
| OKLCH | oklch(32.4% 0.073 142.6) |
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 #1B3D19 | 12.15:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #1B3D19 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #1B3D19 text on white | 12.15:1 | AAA | Lc 97.6 | Preferred for body text |
| #1B3D19 text on black | 1.72:1 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CEDFCC
oklch(88.6% 0.031 142.3)
-
Step 300
300
#ADCAAA
oklch(80.9% 0.054 142.5)
-
Step 400
400
#81AF7D
oklch(70.8% 0.087 142.6)
-
Step 500
500
#5F9B5B
oklch(63.2% 0.112 142.8)
-
Step 600
600
#448540
oklch(55.6% 0.122 142.6)
-
Step 700
700
#367032
oklch(49% 0.112 142.4)
-
Step 800
800
#2D5C2A
oklch(42.8% 0.094 142.6)
-
Step 900
900 (this color)
#1B3D19
oklch(32.4% 0.073 142.6)
-
Step 950
950
#182C17
oklch(26.9% 0.046 143.1)
#1B3D19 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) | #3E3816 | 0.052 |
| Deuteranopia (no green cones) | #3A341C | 0.054 |
| Tritanopia (no blue cones) | #173B35 | 0.047 |
| Achromatopsia (no color) | #363636 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B3D19
#1B3D19
oklch(32.4% 0.073 142.6)
- #452649
#452649
oklch(32.4% 0.072 322.8)
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 #1B3D19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.027
- Hunter Green #0B4008 ΔE 0.027
- Evergreen #05472A ΔE 0.035
- Forrest Green #154406 ΔE 0.035
- Pine Green #0A481E ΔE 0.036
- Dark Olive #373E02 ΔE 0.040
- British Racing Green #05480D ΔE 0.045
- Racing Green #014600 ΔE 0.047
Use #1B3D19 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.