#255A44
Closest named color: Pine (#2B5D34). oklch(42.5% 0.068 163.7), rgb(37, 90, 68).
Aa
White text reads best on this color (8.00:1).
About this color
#255A44 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.068 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.029 away. White text reads best on it, at 8.00:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #255A44 |
| RGB | rgb(37, 90, 68) |
| HSL | hsl(155, 42%, 25%) |
| OKLCH | oklch(42.5% 0.068 163.7) |
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 #255A44 | 8.00:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #255A44 | 2.62:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #255A44 text on white | 8.00:1 | AAA | Lc 87.5 | Fine for body text |
| #255A44 text on black | 2.62:1 | Fails | Lc -14.6 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#AAC9BA
oklch(80.9% 0.039 164.6)
-
Step 400
400
#7CAE96
oklch(70.8% 0.064 163.5)
-
Step 500
500
#58997C
oklch(63.1% 0.081 163.7)
-
Step 600
600
#3A8465
oklch(55.7% 0.089 163.5)
-
Step 700
700
#2C6F54
oklch(49.1% 0.081 163.9)
-
Step 800
800 (this color)
#255A44
oklch(42.5% 0.068 163.7)
-
Step 900
900
#244A3A
oklch(37.6% 0.052 164.5)
-
Step 950
950
#162C22
oklch(27.1% 0.034 163.4)
#255A44 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) | #585443 | 0.066 |
| Deuteranopia (no green cones) | #514E45 | 0.065 |
| Tritanopia (no blue cones) | #105A54 | 0.027 |
| Achromatopsia (no color) | #505050 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255A44
#255A44
oklch(42.5% 0.068 163.7)
- #683F58
#683F58
oklch(42.5% 0.067 343.1)
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 #255A44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.029
- Spruce #0A5F38 ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.035
- Dark Blue Green #005249 ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.047
- Deep Teal #00555A ΔE 0.048
- Dark Teal #014D4E ΔE 0.057
- Petrol #005F6A ΔE 0.059
Use #255A44 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.