#255245
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.055 172.2), rgb(37, 82, 69).
Aa
White text reads best on this color (8.85:1).
About this color
#255245 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.055 and its hue 172°. 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 8.85:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.37:1 |
| White text | 8.85:1 |
Values
| HEX | #255245 |
| RGB | rgb(37, 82, 69) |
| HSL | hsl(163, 38%, 23%) |
| OKLCH | oklch(40.2% 0.055 172.2) |
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 #255245 | 8.85:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #255245 | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #255245 text on white | 8.85:1 | AAA | Lc 90.1 | Preferred for body text |
| #255245 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
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ADC8BE
oklch(81% 0.032 171.1)
-
Step 400
400
#80AB9D
oklch(70.6% 0.051 172.8)
-
Step 500
500
#5E9785
oklch(63.2% 0.066 172.1)
-
Step 600
600
#43816F
oklch(55.6% 0.071 172.6)
-
Step 700
700
#346D5C
oklch(49.1% 0.067 171.7)
-
Step 800
800 (this color)
#255245
oklch(40.2% 0.055 172.2)
-
Step 900
900
#28493F
oklch(37.7% 0.043 172.5)
-
Step 950
950
#182B25
oklch(27% 0.027 172.2)
#255245 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) | #504D44 | 0.057 |
| Deuteranopia (no green cones) | #494846 | 0.055 |
| Tritanopia (no blue cones) | #12534E | 0.018 |
| Achromatopsia (no color) | #4A4A4A | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255245
#255245
oklch(40.2% 0.055 172.2)
- #5F3C4B
#5F3C4B
oklch(40.2% 0.054 352.5)
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 #255245, 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 0.025
- Dark Teal #014D4E ΔE 0.034
- Deep Teal #00555A ΔE 0.035
- Pine #2B5D34 ΔE 0.052
- Charcoal #264653 ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.054
- Spruce #0A5F38 ΔE 0.055
Use #255245 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.