#025B5E
Closest named color: Deep Teal (#00555A). oklch(42.8% 0.072 198.7), rgb(2, 91, 94).
Aa
White text reads best on this color (7.89:1).
About this color
#025B5E is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.072 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.020 away. White text reads best on it, at 7.89:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.66:1 |
| White text | 7.89:1 |
Values
| HEX | #025B5E |
| RGB | rgb(2, 91, 94) |
| HSL | hsl(182, 96%, 19%) |
| OKLCH | oklch(42.8% 0.072 198.7) |
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 #025B5E | 7.89:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #025B5E | 2.66:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #025B5E text on white | 7.89:1 | AAA | Lc 86.9 | Fine for body text |
| #025B5E text on black | 2.66:1 | Fails | Lc -15.2 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C8DEDF
oklch(88.5% 0.024 200.1)
-
Step 300
300
#A2C9CB
oklch(80.8% 0.041 200.2)
-
Step 400
400
#6CAEB0
oklch(70.8% 0.067 198.2)
-
Step 500
500
#3D999D
oklch(63% 0.086 199.2)
-
Step 600
600
#048488
oklch(55.7% 0.094 198.6)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800 (this color)
#025B5E
oklch(42.8% 0.072 198.7)
-
Step 900
900
#124B4D
oklch(37.8% 0.057 198.5)
-
Step 950
950
#0D2C2D
oklch(27.1% 0.036 198.2)
#025B5E 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) | #53565E | 0.073 |
| Deuteranopia (no green cones) | #484E5E | 0.068 |
| Tritanopia (no blue cones) | #005F5C | 0.015 |
| Achromatopsia (no color) | #515151 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #025B5E
#025B5E
oklch(42.8% 0.072 198.7)
- #723E40
#723E40
oklch(42.8% 0.073 18.1)
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 #025B5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.020
- Petrol #005F6A ΔE 0.021
- Dark Green Blue #1F6357 ΔE 0.035
- Dark Blue Green #005249 ΔE 0.040
- Dark Slate Gray #2F4F4F ΔE 0.043
- Dark Aqua #05696B ΔE 0.045
- Dark Teal #014D4E ΔE 0.048
- Charcoal #264653 ΔE 0.066
Use #025B5E 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.