#1F3601
Closest named color: Pakistan Green (#283618). oklch(30.2% 0.081 131.1), rgb(31, 54, 1).
Aa
White text reads best on this color (13.23:1).
About this color
#1F3601 is a dark, moderately saturated green. In OKLCH its lightness is 30%, its chroma 0.081 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.030 away. White text reads best on it, at 13.23:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.58:1 |
| White text | 13.23:1 |
Values
| HEX | #1F3601 |
| RGB | rgb(31, 54, 1) |
| HSL | hsl(86, 96%, 11%) |
| OKLCH | oklch(30.2% 0.081 131.1) |
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 #1F3601 | 13.23:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #1F3601 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #1F3601 text on white | 13.23:1 | AAA | Lc 99.4 | Preferred for body text |
| #1F3601 text on black | 1.58:1 | 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
#F2F7EE
oklch(97% 0.013 130.8)
-
Step 100
100
#E3EEDB
oklch(93.6% 0.028 131.8)
-
Step 200
200
#CDE1BC
oklch(88.5% 0.054 130.7)
-
Step 300
300
#ABCE8C
oklch(81% 0.096 131)
-
Step 400
400
#7EB343
oklch(70.6% 0.153 130.9)
-
Step 500
500
#629D00
oklch(63.1% 0.173 131.2)
-
Step 600
600
#528400
oklch(55.6% 0.152 131.1)
-
Step 700
700
#446F00
oklch(49.1% 0.134 131.1)
-
Step 800
800
#375B00
oklch(42.7% 0.117 131.1)
-
Step 900
900
#2D4C00
oklch(37.8% 0.103 131.1)
-
Step 950
950 (this color)
#1F3601
oklch(30.2% 0.081 131.1)
#1F3601 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) | #393100 | 0.044 |
| Deuteranopia (no green cones) | #362F06 | 0.045 |
| Tritanopia (no blue cones) | #20332C | 0.062 |
| Achromatopsia (no color) | #303030 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F3601
#1F3601
oklch(30.2% 0.081 131.1)
- #3B204C
#3B204C
oklch(30.1% 0.082 310.7)
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 #1F3601, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.030
- Hunter Green #0B4008 ΔE 0.035
- Very Dark Green #062E03 ΔE 0.041
- Forrest Green #154406 ΔE 0.046
- Dark Olive #373E02 ΔE 0.048
- Dark Forest Green #002D04 ΔE 0.048
- Racing Green #014600 ΔE 0.056
- Pine Green #0A481E ΔE 0.059
Use #1F3601 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.