#255343
Closest named color: Dark Blue Green (#005249). oklch(40.5% 0.058 168.3), rgb(37, 83, 67).
Aa
White text reads best on this color (8.76:1).
About this color
#255343 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.023 away. White text reads best on it, at 8.76:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #255343 |
| RGB | rgb(37, 83, 67) |
| HSL | hsl(159, 38%, 24%) |
| OKLCH | oklch(40.5% 0.058 168.3) |
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 #255343 | 8.76:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #255343 | 2.39:1 | Fails | Lc 14.1 | Not readable |
| #255343 text on white | 8.76:1 | AAA | Lc 89.9 | Fine for body text |
| #255343 text on black | 2.39:1 | Fails | Lc -12.4 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD7
oklch(88.5% 0.018 170)
-
Step 300
300
#ACC8BC
oklch(80.9% 0.035 167.7)
-
Step 400
400
#80AC9A
oklch(70.7% 0.054 167.7)
-
Step 500
500
#5E9782
oklch(63.1% 0.068 168.8)
-
Step 600
600
#42826B
oklch(55.7% 0.076 168)
-
Step 700
700
#336E59
oklch(49.2% 0.071 167.7)
-
Step 800
800 (this color)
#255343
oklch(40.5% 0.058 168.3)
-
Step 900
900
#28493D
oklch(37.6% 0.044 168.6)
-
Step 950
950
#182B24
oklch(27% 0.028 168.9)
#255343 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) | #514E42 | 0.058 |
| Deuteranopia (no green cones) | #4A4944 | 0.056 |
| Tritanopia (no blue cones) | #13534E | 0.021 |
| Achromatopsia (no color) | #4B4B4B | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255343
#255343
oklch(40.5% 0.058 168.3)
- #603C4E
#603C4E
oklch(40.5% 0.057 348.6)
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 #255343, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.023
- Dark Slate Gray #2F4F4F ΔE 0.030
- Dark Teal #014D4E ΔE 0.038
- Deep Teal #00555A ΔE 0.039
- Pine #2B5D34 ΔE 0.047
- Spruce #0A5F38 ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.052
- Evergreen #05472A ΔE 0.059
Use #255343 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.