#1B331E
Closest named color: Pakistan Green (#283618). oklch(29.5% 0.048 147.2), rgb(27, 51, 30).
Aa
White text reads best on this color (13.64:1).
About this color
#1B331E is a dark, muted green. In OKLCH its lightness is 29%, its chroma 0.048 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.024 away. White text reads best on it, at 13.64:1.
| Hue family | Greens |
| Lightness | dark (29%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.53:1 |
| White text | 13.64:1 |
Values
| HEX | #1B331E |
| RGB | rgb(27, 51, 30) |
| HSL | hsl(128, 31%, 15%) |
| OKLCH | oklch(29.5% 0.048 147.2) |
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 #1B331E | 13.64:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #1B331E | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #1B331E text on white | 13.64:1 | AAA | Lc 100.1 | Preferred for body text |
| #1B331E text on black | 1.53:1 | 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 950.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCD
oklch(88.4% 0.032 146.8)
-
Step 300
300
#A9CBAC
oklch(80.9% 0.056 147.4)
-
Step 400
400
#79B07F
oklch(70.6% 0.091 147.3)
-
Step 500
500
#559C5F
oklch(63% 0.116 147.2)
-
Step 600
600
#368744
oklch(55.7% 0.128 147)
-
Step 700
700
#287236
oklch(49.1% 0.118 147.1)
-
Step 800
800
#235D2D
oklch(42.7% 0.098 147)
-
Step 900
900
#224C29
oklch(37.6% 0.076 147.5)
-
Step 950
950 (this color)
#1B331E
oklch(29.5% 0.048 147.2)
#1B331E 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) | #342F1D | 0.040 |
| Deuteranopia (no green cones) | #302D1F | 0.038 |
| Tritanopia (no blue cones) | #18322E | 0.029 |
| Achromatopsia (no color) | #2E2E2E | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B331E
#1B331E
oklch(29.5% 0.048 147.2)
- #392439
#392439
oklch(29.5% 0.047 326.7)
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 #1B331E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.024
- Very Dark Green #062E03 ΔE 0.046
- Dark Forest Green #002D04 ΔE 0.051
- Hunter Green #0B4008 ΔE 0.060
- Jet #212529 ΔE 0.061
- Evergreen #05472A ΔE 0.066
- Dark Olive #373E02 ΔE 0.067
- Gunmetal #293241 ΔE 0.069
Use #1B331E 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.