#254641
Closest named color: Dark Teal (#014D4E). oklch(36.7% 0.04 183.3), rgb(37, 70, 65).
Aa
White text reads best on this color (10.33:1).
About this color
#254641 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.040 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.030 away. White text reads best on it, at 10.33:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.03:1 |
| White text | 10.33:1 |
Values
| HEX | #254641 |
| RGB | rgb(37, 70, 65) |
| HSL | hsl(171, 31%, 21%) |
| OKLCH | oklch(36.7% 0.04 183.3) |
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 #254641 | 10.33:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #254641 | 2.03:1 | Fails | Lc 10.0 | Not readable |
| #254641 text on white | 10.33:1 | AAA | Lc 93.9 | Preferred for body text |
| #254641 text on black | 2.03:1 | Fails | Lc -8.6 | 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 900.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C2
oklch(80.8% 0.03 183.2)
-
Step 400
400
#7FABA3
oklch(70.7% 0.049 182.4)
-
Step 500
500
#5D968D
oklch(63.1% 0.062 183.2)
-
Step 600
600
#428077
oklch(55.6% 0.066 183.4)
-
Step 700
700
#336C64
oklch(49% 0.062 183.5)
-
Step 800
800
#2B5852
oklch(42.6% 0.051 184.3)
-
Step 900
900 (this color)
#254641
oklch(36.7% 0.04 183.3)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#254641 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) | #434341 | 0.042 |
| Deuteranopia (no green cones) | #3E3E41 | 0.041 |
| Tritanopia (no blue cones) | #184744 | 0.012 |
| Achromatopsia (no color) | #404040 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254641
#254641
oklch(36.7% 0.04 183.3)
- #51363D
#51363D
oklch(36.7% 0.04 2.2)
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 #254641, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.030
- Charcoal #264653 ΔE 0.032
- Charcoal Grey #3C4142 ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.037
- Dark Blue Green #005249 ΔE 0.040
- Onyx #343A40 ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.049
Use #254641 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.