#1C571F
Closest named color: Deep Green (#02590F). oklch(40.5% 0.106 144.1), rgb(28, 87, 31).
Aa
White text reads best on this color (8.63:1).
About this color
#1C571F is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.106 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 0.023 away. White text reads best on it, at 8.63:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.43:1 |
| White text | 8.63:1 |
Values
| HEX | #1C571F |
| RGB | rgb(28, 87, 31) |
| HSL | hsl(123, 51%, 23%) |
| OKLCH | oklch(40.5% 0.106 144.1) |
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 #1C571F | 8.63:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #1C571F | 2.43:1 | Fails | Lc 14.7 | Not readable |
| #1C571F text on white | 8.63:1 | AAA | Lc 89.3 | Fine for body text |
| #1C571F text on black | 2.43:1 | Fails | Lc -12.9 | 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
#CCE0CB
oklch(88.6% 0.036 144)
-
Step 300
300
#A9CCA8
oklch(81% 0.062 144.3)
-
Step 400
400
#7AB179
oklch(70.7% 0.099 144)
-
Step 500
500
#559D55
oklch(63.1% 0.127 143.9)
-
Step 600
600
#36873A
oklch(55.5% 0.138 144.3)
-
Step 700
700
#28732C
oklch(49.2% 0.129 144.1)
-
Step 800
800 (this color)
#1C571F
oklch(40.5% 0.106 144.1)
-
Step 900
900
#224D23
oklch(37.8% 0.084 144.1)
-
Step 950
950
#152D15
oklch(27% 0.053 143.9)
#1C571F 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) | #594F19 | 0.079 |
| Deuteranopia (no green cones) | #514A24 | 0.078 |
| Tritanopia (no blue cones) | #0F554B | 0.066 |
| Achromatopsia (no color) | #4C4C4C | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C571F
#1C571F
oklch(40.5% 0.106 144.1)
- #643269
#643269
oklch(40.5% 0.106 323.8)
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 #1C571F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.023
- Forest #0B5509 ΔE 0.023
- Navy Green #35530A ΔE 0.025
- Spruce #0A5F38 ΔE 0.034
- Pine #2B5D34 ΔE 0.035
- Bottle Green #044A05 ΔE 0.050
- Darkgreen #054907 ΔE 0.052
- Dark Green #006400 ΔE 0.052
Use #1C571F 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.