#25484E
Closest named color: Charcoal (#264653). oklch(37.8% 0.042 209.8), rgb(37, 72, 78).
Aa
White text reads best on this color (9.92:1).
About this color
#25484E is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.042 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.013 away. White text reads best on it, at 9.92:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #25484E |
| RGB | rgb(37, 72, 78) |
| HSL | hsl(189, 36%, 23%) |
| OKLCH | oklch(37.8% 0.042 209.8) |
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 #25484E | 9.92:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #25484E | 2.11:1 | Fails | Lc 11.0 | Not readable |
| #25484E text on white | 9.92:1 | AAA | Lc 92.9 | Preferred for body text |
| #25484E text on black | 2.11:1 | Fails | Lc -9.5 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CDDCDF
oklch(88.4% 0.017 211)
-
Step 300
300
#AAC7CC
oklch(81% 0.032 209.2)
-
Step 400
400
#7CAAB2
oklch(70.8% 0.05 209.4)
-
Step 500
500
#59949F
oklch(63% 0.064 210.7)
-
Step 600
600
#3C7F8A
oklch(55.7% 0.07 209.6)
-
Step 700
700
#2D6B75
oklch(49.2% 0.065 209.6)
-
Step 800
800
#27575F
oklch(42.7% 0.053 209.8)
-
Step 900
900 (this color)
#25484E
oklch(37.8% 0.042 209.8)
-
Step 950
950
#162A2E
oklch(27% 0.027 211.7)
#25484E 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) | #43464E | 0.040 |
| Deuteranopia (no green cones) | #3C414E | 0.036 |
| Tritanopia (no blue cones) | #0F4B4A | 0.022 |
| Achromatopsia (no color) | #434343 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25484E
#25484E
oklch(37.8% 0.042 209.8)
- #563935
#563935
oklch(37.7% 0.042 27.9)
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 #25484E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.013
- Dark Teal #014D4E ΔE 0.026
- Dark Grey Blue #29465B ΔE 0.026
- Dark Slate Gray #2F4F4F ΔE 0.027
- Charcoal Grey #3C4142 ΔE 0.036
- Dark Blue Green #005249 ΔE 0.042
- Deep Teal #00555A ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.045
Use #25484E 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.