#255243
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.056 169.3), rgb(37, 82, 67).
Aa
White text reads best on this color (8.87:1).
About this color
#255243 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.056 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.022 away. White text reads best on it, at 8.87:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.36:1 |
| White text | 8.87:1 |
Values
| HEX | #255243 |
| RGB | rgb(37, 82, 67) |
| HSL | hsl(160, 38%, 23%) |
| OKLCH | oklch(40.2% 0.056 169.3) |
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 #255243 | 8.87:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #255243 | 2.36:1 | Fails | Lc 13.8 | Not readable |
| #255243 text on white | 8.87:1 | AAA | Lc 90.2 | Preferred for body text |
| #255243 text on black | 2.36:1 | Fails | Lc -12.1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDED6
oklch(88.4% 0.023 168.7)
-
Step 300
300
#A7CABC
oklch(80.9% 0.042 169)
-
Step 400
400
#75AF9A
oklch(70.8% 0.068 169.6)
-
Step 500
500
#4E9A81
oklch(63% 0.085 169.8)
-
Step 600
600
#2C856A
oklch(55.6% 0.094 169.1)
-
Step 700
700
#1D7058
oklch(49% 0.087 169.3)
-
Step 800
800
#1B5C48
oklch(42.8% 0.073 168.7)
-
Step 900
900 (this color)
#255243
oklch(40.2% 0.056 169.3)
-
Step 950
950
#132C23
oklch(27% 0.036 168.1)
#255243 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) | #504D42 | 0.057 |
| Deuteranopia (no green cones) | #494844 | 0.055 |
| Tritanopia (no blue cones) | #13524E | 0.021 |
| Achromatopsia (no color) | #4A4A4A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255243
#255243
oklch(40.2% 0.056 169.3)
- #5F3B4D
#5F3B4D
oklch(40.1% 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 #255243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.028
- Dark Teal #014D4E ΔE 0.036
- Deep Teal #00555A ΔE 0.038
- Pine #2B5D34 ΔE 0.050
- Spruce #0A5F38 ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.055
- Charcoal #264653 ΔE 0.056
Use #255243 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.