#1F4603
Closest named color: Forrest Green (#154406). oklch(35.2% 0.102 136.1), rgb(31, 70, 3).
Aa
White text reads best on this color (10.84:1).
About this color
#1F4603 is a dark, moderately saturated green. In OKLCH its lightness is 35%, its chroma 0.102 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forrest Green (#154406), ΔE 0.012 away. White text reads best on it, at 10.84:1.
| Hue family | Greens |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Forrest Green (#154406) |
| Black text | 1.93:1 |
| White text | 10.84:1 |
Values
| HEX | #1F4603 |
| RGB | rgb(31, 70, 3) |
| HSL | hsl(95, 92%, 14%) |
| OKLCH | oklch(35.2% 0.102 136.1) |
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 #1F4603 | 10.84:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #1F4603 | 1.93:1 | Fails | Lc 9.1 | Not readable |
| #1F4603 text on white | 10.84:1 | AAA | Lc 94.9 | Preferred for body text |
| #1F4603 text on black | 1.93:1 | Fails | Lc -7.8 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CDE0C4
oklch(88.5% 0.043 135.5)
-
Step 300
300
#ABCC9B
oklch(80.8% 0.076 135.6)
-
Step 400
400
#7DB263
oklch(70.7% 0.122 136)
-
Step 500
500
#5A9E33
oklch(63.2% 0.157 136.2)
-
Step 600
600
#408700
oklch(55.5% 0.165 136)
-
Step 700
700
#357200
oklch(49.1% 0.146 136)
-
Step 800
800
#2A5D00
oklch(42.6% 0.127 136)
-
Step 900
900 (this color)
#1F4603
oklch(35.2% 0.102 136.1)
-
Step 950
950
#172D0A
oklch(26.9% 0.064 135.8)
#1F4603 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) | #493F00 | 0.063 |
| Deuteranopia (no green cones) | #443C0B | 0.063 |
| Tritanopia (no blue cones) | #1D433A | 0.073 |
| Achromatopsia (no color) | #3D3D3D | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F4603
#1F4603
oklch(35.2% 0.102 136.1)
- #4F275E
#4F275E
oklch(35.2% 0.101 316)
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 #1F4603, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forrest Green #154406 ΔE 0.012
- British Racing Green #05480D ΔE 0.016
- Darkgreen #054907 ΔE 0.018
- Bottle Green #044A05 ΔE 0.020
- Racing Green #014600 ΔE 0.021
- Pine Green #0A481E ΔE 0.024
- Hunter Green #0B4008 ΔE 0.028
- Dark Olive #373E02 ΔE 0.039
Use #1F4603 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.