#12571C
Closest named color: Deep Green (#02590F). oklch(40.1% 0.113 145.2), rgb(18, 87, 28).
Aa
White text reads best on this color (8.72:1).
About this color
#12571C is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.113 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.016 away. White text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #12571C |
| RGB | rgb(18, 87, 28) |
| HSL | hsl(129, 66%, 21%) |
| OKLCH | oklch(40.1% 0.113 145.2) |
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 #12571C | 8.72:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #12571C | 2.40:1 | Fails | Lc 14.5 | Not readable |
| #12571C text on white | 8.72:1 | AAA | Lc 89.5 | Fine for body text |
| #12571C text on black | 2.40:1 | Fails | Lc -12.7 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE0
oklch(93.7% 0.026 145.4)
-
Step 200
200
#C7E2C7
oklch(88.6% 0.046 145.2)
-
Step 300
300
#9ED09F
oklch(81% 0.086 145.2)
-
Step 400
400
#65B76A
oklch(70.8% 0.136 145.2)
-
Step 500
500
#2FA33F
oklch(63% 0.173 145.2)
-
Step 600
600
#008C25
oklch(55.6% 0.174 145.1)
-
Step 700
700
#00761E
oklch(49.2% 0.154 145.2)
-
Step 800
800
#006117
oklch(42.8% 0.134 145.2)
-
Step 900
900 (this color)
#12571C
oklch(40.1% 0.113 145.2)
-
Step 950
950
#092F0E
oklch(27% 0.071 145.4)
#12571C 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) | #594E15 | 0.086 |
| Deuteranopia (no green cones) | #514921 | 0.085 |
| Tritanopia (no blue cones) | #00554B | 0.069 |
| Achromatopsia (no color) | #4B4B4B | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12571C
#12571C
oklch(40.1% 0.113 145.2)
- #652F69
#652F69
oklch(40.2% 0.112 324.8)
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 #12571C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.016
- Forest #0B5509 ΔE 0.016
- Navy Green #35530A ΔE 0.030
- Spruce #0A5F38 ΔE 0.037
- Pine #2B5D34 ΔE 0.041
- Bottle Green #044A05 ΔE 0.046
- Darkgreen #054907 ΔE 0.049
- Dark Green #006400 ΔE 0.050
Use #12571C 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.