#1F331F
Closest named color: Pakistan Green (#283618). oklch(29.8% 0.044 144.4), rgb(31, 51, 31).
Aa
White text reads best on this color (13.53:1).
About this color
#1F331F is a dark, muted green. In OKLCH its lightness is 30%, its chroma 0.044 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.021 away. White text reads best on it, at 13.53:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.55:1 |
| White text | 13.53:1 |
Values
| HEX | #1F331F |
| RGB | rgb(31, 51, 31) |
| HSL | hsl(120, 24%, 16%) |
| OKLCH | oklch(29.8% 0.044 144.4) |
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 #1F331F | 13.53:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #1F331F | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #1F331F text on white | 13.53:1 | AAA | Lc 100.0 | Preferred for body text |
| #1F331F text on black | 1.55:1 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CEDECD
oklch(88.4% 0.029 143.7)
-
Step 300
300
#ADCAAC
oklch(80.9% 0.052 144.2)
-
Step 400
400
#80AF80
oklch(70.8% 0.084 144.6)
-
Step 500
500
#5F9A5F
oklch(63% 0.107 144.2)
-
Step 600
600
#448546
oklch(55.7% 0.116 144.4)
-
Step 700
700
#357037
oklch(49.1% 0.107 144.4)
-
Step 800
800
#2D5B2E
oklch(42.6% 0.088 144.3)
-
Step 900
900
#294B29
oklch(37.7% 0.069 144)
-
Step 950
950 (this color)
#1F331F
oklch(29.8% 0.044 144.4)
#1F331F 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) | #342F1E | 0.035 |
| Deuteranopia (no green cones) | #312D20 | 0.035 |
| Tritanopia (no blue cones) | #1D322E | 0.027 |
| Achromatopsia (no color) | #2E2E2E | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F331F
#1F331F
oklch(29.8% 0.044 144.4)
- #38253A
#38253A
oklch(29.7% 0.045 323.4)
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 #1F331F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.021
- Very Dark Green #062E03 ΔE 0.051
- Dark Forest Green #002D04 ΔE 0.056
- Jet #212529 ΔE 0.059
- Hunter Green #0B4008 ΔE 0.063
- Dark Olive #373E02 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Evergreen #05472A ΔE 0.066
Use #1F331F 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.