#25473F
Closest named color: Dark Teal (#014D4E). oklch(36.9% 0.042 176.9), rgb(37, 71, 63).
Aa
White text reads best on this color (10.23:1).
About this color
#25473F is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.042 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.031 away. White text reads best on it, at 10.23:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.05:1 |
| White text | 10.23:1 |
Values
| HEX | #25473F |
| RGB | rgb(37, 71, 63) |
| HSL | hsl(166, 31%, 21%) |
| OKLCH | oklch(36.9% 0.042 176.9) |
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 #25473F | 10.23:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #25473F | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #25473F text on white | 10.23:1 | AAA | Lc 93.7 | Preferred for body text |
| #25473F text on black | 2.05:1 | Fails | Lc -8.9 | 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
#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
#ACC8C0
oklch(81% 0.032 176.4)
-
Step 400
400
#7FABA0
oklch(70.6% 0.05 177.7)
-
Step 500
500
#5C9789
oklch(63.2% 0.066 177.2)
-
Step 600
600
#408172
oklch(55.6% 0.071 176.6)
-
Step 700
700
#326D60
oklch(49.1% 0.066 177)
-
Step 800
800
#2A594E
oklch(42.7% 0.055 176.3)
-
Step 900
900 (this color)
#25473F
oklch(36.9% 0.042 176.9)
-
Step 950
950
#172B26
oklch(27% 0.028 176.4)
#25473F 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) | #45433F | 0.046 |
| Deuteranopia (no green cones) | #3F3F40 | 0.043 |
| Tritanopia (no blue cones) | #194845 | 0.013 |
| Achromatopsia (no color) | #414141 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25473F
#25473F
oklch(36.9% 0.042 176.9)
- #523640
#523640
oklch(36.9% 0.043 356.3)
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 #25473F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.036
- Charcoal #264653 ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.037
- Dark Blue Green #005249 ΔE 0.037
- Evergreen #05472A ΔE 0.046
- Onyx #343A40 ΔE 0.047
- Dark Grey Blue #29465B ΔE 0.051
Use #25473F 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.