#1F3F03
Closest named color: Hunter Green (#0B4008). oklch(33% 0.092 134.5), rgb(31, 63, 3).
Aa
White text reads best on this color (11.86:1).
About this color
#1F3F03 is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.092 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.016 away. White text reads best on it, at 11.86:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.77:1 |
| White text | 11.86:1 |
Values
| HEX | #1F3F03 |
| RGB | rgb(31, 63, 3) |
| HSL | hsl(92, 91%, 13%) |
| OKLCH | oklch(33% 0.092 134.5) |
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 #1F3F03 | 11.86:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #1F3F03 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #1F3F03 text on white | 11.86:1 | AAA | Lc 97.0 | Preferred for body text |
| #1F3F03 text on black | 1.77:1 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CFDFC6
oklch(88.5% 0.038 134.1)
-
Step 300
300
#AECB9E
oklch(80.9% 0.069 134.5)
-
Step 400
400
#83B068
oklch(70.7% 0.111 134.5)
-
Step 500
500
#639C3C
oklch(63.2% 0.142 134.6)
-
Step 600
600
#498611
oklch(55.7% 0.154 134.5)
-
Step 700
700
#3A7100
oklch(49.1% 0.142 134.6)
-
Step 800
800
#305C08
oklch(42.6% 0.119 134.6)
-
Step 900
900 (this color)
#1F3F03
oklch(33% 0.092 134.5)
-
Step 950
950
#1A2C0D
oklch(26.9% 0.057 134)
#1F3F03 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) | #423900 | 0.055 |
| Deuteranopia (no green cones) | #3E3609 | 0.056 |
| Tritanopia (no blue cones) | #1E3C34 | 0.067 |
| Achromatopsia (no color) | #373737 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F3F03
#1F3F03
oklch(33% 0.092 134.5)
- #462456
#462456
oklch(33% 0.093 313.8)
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 #1F3F03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.016
- Forrest Green #154406 ΔE 0.017
- Racing Green #014600 ΔE 0.030
- British Racing Green #05480D ΔE 0.031
- Pine Green #0A481E ΔE 0.033
- Dark Olive #373E02 ΔE 0.034
- Darkgreen #054907 ΔE 0.035
- Bottle Green #044A05 ΔE 0.038
Use #1F3F03 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.