#025E4B
Closest named color: Dark Green Blue (#1F6357). oklch(43% 0.082 172.6), rgb(2, 94, 75).
Aa
White text reads best on this color (7.76:1).
About this color
#025E4B is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.082 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.028 away. White text reads best on it, at 7.76:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.70:1 |
| White text | 7.76:1 |
Values
| HEX | #025E4B |
| RGB | rgb(2, 94, 75) |
| HSL | hsl(168, 96%, 19%) |
| OKLCH | oklch(43% 0.082 172.6) |
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 #025E4B | 7.76:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #025E4B | 2.70:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #025E4B text on white | 7.76:1 | AAA | Lc 86.5 | Fine for body text |
| #025E4B text on black | 2.70:1 | Fails | Lc -15.6 | 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 800.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C8DFD7
oklch(88.4% 0.027 172.8)
-
Step 300
300
#A2CBBD
oklch(80.9% 0.048 172.2)
-
Step 400
400
#6CB19C
oklch(70.8% 0.077 172.6)
-
Step 500
500
#3D9D83
oklch(63.2% 0.099 172.2)
-
Step 600
600
#02876D
oklch(55.6% 0.107 172.8)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800 (this color)
#025E4B
oklch(43% 0.082 172.6)
-
Step 900
900
#124C3E
oklch(37.6% 0.063 173.1)
-
Step 950
950
#0D2D24
oklch(27% 0.041 171.7)
#025E4B 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) | #5B574A | 0.085 |
| Deuteranopia (no green cones) | #504F4C | 0.082 |
| Tritanopia (no blue cones) | #005F59 | 0.022 |
| Achromatopsia (no color) | #525252 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #025E4B
#025E4B
oklch(43% 0.082 172.6)
- #723B54
#723B54
oklch(43% 0.083 352.5)
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 #025E4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.028
- Spruce #0A5F38 ΔE 0.030
- Pine #2B5D34 ΔE 0.036
- Dark Blue Green #005249 ΔE 0.040
- Deep Teal #00555A ΔE 0.045
- Petrol #005F6A ΔE 0.051
- Dark Aqua #05696B ΔE 0.055
- Dark Slate Gray #2F4F4F ΔE 0.057
Use #025E4B 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.