#1D5B1F
Closest named color: Deep Green (#02590F). oklch(41.7% 0.112 143.7), rgb(29, 91, 31).
Aa
White text reads best on this color (8.17:1).
About this color
#1D5B1F is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.112 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.022 away. White text reads best on it, at 8.17:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.56:1 |
| White text | 8.17:1 |
Values
| HEX | #1D5B1F |
| RGB | rgb(29, 91, 31) |
| HSL | hsl(122, 52%, 24%) |
| OKLCH | oklch(41.7% 0.112 143.7) |
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 #1D5B1F | 8.17:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #1D5B1F | 2.56:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #1D5B1F text on white | 8.17:1 | AAA | Lc 88.0 | Fine for body text |
| #1D5B1F text on black | 2.56:1 | Fails | Lc -14.2 | 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 800.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CBE0CA
oklch(88.5% 0.037 144)
-
Step 300
300
#A8CCA6
oklch(80.9% 0.065 143.6)
-
Step 400
400
#78B276
oklch(70.8% 0.105 143.6)
-
Step 500
500
#529E52
oklch(63.2% 0.134 143.8)
-
Step 600
600
#338835
oklch(55.6% 0.145 143.7)
-
Step 700
700
#247327
oklch(49% 0.135 143.7)
-
Step 800
800 (this color)
#1D5B1F
oklch(41.7% 0.112 143.7)
-
Step 900
900
#214D21
oklch(37.7% 0.087 143.6)
-
Step 950
950
#142D14
oklch(26.9% 0.055 143.9)
#1D5B1F 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) | #5D5218 | 0.082 |
| Deuteranopia (no green cones) | #554D24 | 0.081 |
| Tritanopia (no blue cones) | #0F584E | 0.071 |
| Achromatopsia (no color) | #4F4F4F | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D5B1F
#1D5B1F
oklch(41.7% 0.112 143.7)
- #69346E
#69346E
oklch(41.8% 0.111 324)
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 #1D5B1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.022
- Forest #0B5509 ΔE 0.029
- Spruce #0A5F38 ΔE 0.029
- Navy Green #35530A ΔE 0.030
- Pine #2B5D34 ΔE 0.031
- Dark Green #006400 ΔE 0.041
- Army Green #4B5D16 ΔE 0.051
- Camouflage Green #4B6113 ΔE 0.056
Use #1D5B1F 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.