#255248
Closest named color: Dark Blue Green (#005249). oklch(40.3% 0.053 177), rgb(37, 82, 72).
Aa
White text reads best on this color (8.82:1).
About this color
#255248 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.053 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.021 away. White text reads best on it, at 8.82:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.37:1 |
| White text | 8.82:1 |
Values
| HEX | #255248 |
| RGB | rgb(37, 82, 72) |
| HSL | hsl(167, 38%, 23%) |
| OKLCH | oklch(40.3% 0.053 177) |
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 #255248 | 8.82:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #255248 | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #255248 text on white | 8.82:1 | AAA | Lc 90.0 | Preferred for body text |
| #255248 text on black | 2.37:1 | Fails | Lc -12.2 | 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
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDD9
oklch(88.5% 0.017 178.2)
-
Step 300
300
#ADC8C0
oklch(81% 0.031 175.7)
-
Step 400
400
#80ABA0
oklch(70.7% 0.049 177.3)
-
Step 500
500
#5E9689
oklch(63% 0.063 177.8)
-
Step 600
600
#438172
oklch(55.7% 0.069 176)
-
Step 700
700
#346D60
oklch(49.2% 0.064 176.7)
-
Step 800
800 (this color)
#255248
oklch(40.3% 0.053 177)
-
Step 900
900
#284941
oklch(37.7% 0.041 176.6)
-
Step 950
950
#182B26
oklch(27.1% 0.027 175.7)
#255248 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) | #4F4D48 | 0.056 |
| Deuteranopia (no green cones) | #484849 | 0.053 |
| Tritanopia (no blue cones) | #10534F | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255248
#255248
oklch(40.3% 0.053 177)
- #603C49
#603C49
oklch(40.3% 0.054 356.5)
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 #255248, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.021
- Deep Teal #00555A ΔE 0.031
- Dark Teal #014D4E ΔE 0.032
- Charcoal #264653 ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.053
- Pine #2B5D34 ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.057
Use #255248 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.