#25655C
Closest named color: Dark Green Blue (#1F6357). oklch(46.3% 0.067 182.6), rgb(37, 101, 92).
Aa
White text reads best on this color (6.78:1).
About this color
#25655C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.067 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.011 away. White text reads best on it, at 6.78:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.09:1 |
| White text | 6.78:1 |
Values
| HEX | #25655C |
| RGB | rgb(37, 101, 92) |
| HSL | hsl(172, 46%, 27%) |
| OKLCH | oklch(46.3% 0.067 182.6) |
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 #25655C | 6.78:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #25655C | 3.09:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #25655C text on white | 6.78:1 | AA | Lc 83.2 | Fine for body text |
| #25655C text on black | 3.09:1 | AA large text | Lc -18.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#ABC8C2
oklch(81% 0.032 181.6)
-
Step 400
400
#7DACA3
oklch(70.8% 0.052 181.6)
-
Step 500
500
#59978D
oklch(63.1% 0.066 182.7)
-
Step 600
600
#3D8177
oklch(55.6% 0.071 182.8)
-
Step 700
700 (this color)
#25655C
oklch(46.3% 0.067 182.6)
-
Step 800
800
#275951
oklch(42.7% 0.056 181.7)
-
Step 900
900
#254943
oklch(37.6% 0.043 181.9)
-
Step 950
950
#172B27
oklch(27.1% 0.027 180)
#25655C 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) | #605F5C | 0.070 |
| Deuteranopia (no green cones) | #57585D | 0.068 |
| Tritanopia (no blue cones) | #006762 | 0.016 |
| Achromatopsia (no color) | #5B5B5B | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25655C
#25655C
oklch(46.3% 0.067 182.6)
- #784955
#784955
oklch(46.3% 0.066 3.4)
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 #25655C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.011
- Dark Aqua #05696B ΔE 0.024
- Petrol #005F6A ΔE 0.038
- Dark Aquamarine #017371 ΔE 0.046
- Deep Turquoise #017374 ΔE 0.048
- Pine #2B5D34 ΔE 0.058
- Deep Teal #00555A ΔE 0.059
- Spruce #0A5F38 ΔE 0.060
Use #25655C 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.