#1D4100
Closest named color: Forrest Green (#154406). oklch(33.5% 0.098 135.4), rgb(29, 65, 0).
Aa
White text reads best on this color (11.61:1).
About this color
#1D4100 is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.098 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forrest Green (#154406), ΔE 0.011 away. White text reads best on it, at 11.61:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Forrest Green (#154406) |
| Black text | 1.80:1 |
| White text | 11.61:1 |
Values
| HEX | #1D4100 |
| RGB | rgb(29, 65, 0) |
| HSL | hsl(93, 100%, 13%) |
| OKLCH | oklch(33.5% 0.098 135.4) |
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 #1D4100 | 11.61:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #1D4100 | 1.80:1 | Fails | Lc 7.4 | Not readable |
| #1D4100 text on white | 11.61:1 | AAA | Lc 96.4 | Preferred for body text |
| #1D4100 text on black | 1.80:1 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CEE0C5
oklch(88.6% 0.041 135.1)
-
Step 300
300
#ACCC9C
oklch(80.9% 0.074 135.3)
-
Step 400
400
#7FB164
oklch(70.6% 0.119 135.4)
-
Step 500
500
#5E9D36
oklch(63.1% 0.151 135.4)
-
Step 600
600
#438700
oklch(55.6% 0.164 135.4)
-
Step 700
700
#377100
oklch(49% 0.144 135.4)
-
Step 800
800
#2C5D00
oklch(42.7% 0.126 135.4)
-
Step 900
900 (this color)
#1D4100
oklch(33.5% 0.098 135.4)
-
Step 950
950
#182D0B
oklch(27% 0.062 135.4)
#1D4100 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) | #443A00 | 0.061 |
| Deuteranopia (no green cones) | #3F3807 | 0.058 |
| Tritanopia (no blue cones) | #1C3E36 | 0.072 |
| Achromatopsia (no color) | #393939 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D4100
#1D4100
oklch(33.5% 0.098 135.4)
- #492359
#492359
oklch(33.4% 0.1 314.8)
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 #1D4100, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forrest Green #154406 ΔE 0.011
- Hunter Green #0B4008 ΔE 0.015
- Racing Green #014600 ΔE 0.023
- British Racing Green #05480D ΔE 0.024
- Darkgreen #054907 ΔE 0.027
- Pine Green #0A481E ΔE 0.030
- Bottle Green #044A05 ΔE 0.031
- Dark Olive #373E02 ΔE 0.037
Use #1D4100 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.