#257045
Closest named color: Dark Olive Green (#556B2F). oklch(48.7% 0.101 154.6), rgb(37, 112, 69).
Aa
White text reads best on this color (6.03:1).
About this color
#257045 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.101 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.049 away. White text reads best on it, at 6.03:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #257045 |
| RGB | rgb(37, 112, 69) |
| HSL | hsl(146, 50%, 29%) |
| OKLCH | oklch(48.7% 0.101 154.6) |
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 #257045 | 6.03:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #257045 | 3.48:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #257045 text on white | 6.03:1 | AA | Lc 79.8 | Fine for body text |
| #257045 text on black | 3.48:1 | AA large text | Lc -22.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD1
oklch(88.6% 0.028 153.8)
-
Step 300
300
#A9CAB3
oklch(80.8% 0.048 154.8)
-
Step 400
400
#79AF8B
oklch(70.6% 0.078 154.8)
-
Step 500
500
#549B6E
oklch(63% 0.099 154.6)
-
Step 600
600
#358656
oklch(55.7% 0.109 154.5)
-
Step 700
700 (this color)
#257045
oklch(48.7% 0.101 154.6)
-
Step 800
800
#225C3A
oklch(42.7% 0.083 154.8)
-
Step 900
900
#224C32
oklch(37.8% 0.065 154.6)
-
Step 950
950
#152C1D
oklch(26.9% 0.041 154.1)
#257045 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) | #706742 | 0.090 |
| Deuteranopia (no green cones) | #666048 | 0.088 |
| Tritanopia (no blue cones) | #016F65 | 0.050 |
| Achromatopsia (no color) | #636363 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #257045
#257045
oklch(48.7% 0.101 154.6)
- #824877
#824877
oklch(48.8% 0.101 334.4)
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 #257045, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.049
- Camo Green #526525 ΔE 0.053
- Jungle Green #048243 ΔE 0.058
- Dark Green Blue #1F6357 ΔE 0.058
- Pine #2B5D34 ΔE 0.058
- Spruce #0A5F38 ΔE 0.059
- Camouflage Green #4B6113 ΔE 0.060
- Dark Moss Green #606C38 ΔE 0.062
Use #257045 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.