#25808F
Closest named color: Ocean (#017B92). oklch(55.5% 0.085 211), rgb(37, 128, 143).
Aa
White text reads best on this color (4.60:1).
About this color
#25808F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.085 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.022 away. White text reads best on it, at 4.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.56:1 |
| White text | 4.60:1 |
Values
| HEX | #25808F |
| RGB | rgb(37, 128, 143) |
| HSL | hsl(188, 59%, 35%) |
| OKLCH | oklch(55.5% 0.085 211) |
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 #25808F | 4.60:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #25808F | 4.56:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #25808F text on white | 4.60:1 | AA | Lc 71.6 | Content text, not long reading |
| #25808F text on black | 4.56:1 | AA | Lc -30.0 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CADDE1
oklch(88.5% 0.021 211.8)
-
Step 300
300
#A5C8CF
oklch(81% 0.039 211.1)
-
Step 400
400
#73ABB6
oklch(70.6% 0.061 211.2)
-
Step 500
500
#4A96A4
oklch(63% 0.078 211.1)
-
Step 600
600 (this color)
#25808F
oklch(55.5% 0.085 211)
-
Step 700
700
#166C7A
oklch(49% 0.079 211.5)
-
Step 800
800
#175863
oklch(42.6% 0.065 211.3)
-
Step 900
900
#1B4951
oklch(37.7% 0.051 210.7)
-
Step 950
950
#112B2F
oklch(27% 0.033 208.6)
#25808F 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) | #747B90 | 0.080 |
| Deuteranopia (no green cones) | #65708F | 0.073 |
| Tritanopia (no blue cones) | #008685 | 0.030 |
| Achromatopsia (no color) | #757575 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25808F
#25808F
oklch(55.5% 0.085 211)
- #9E5F54
#9E5F54
oklch(55.3% 0.085 30.6)
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 #25808F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.022
- Teal #008080 ΔE 0.029
- Teal Blue #01889F ΔE 0.029
- Deep Aqua #08787F ΔE 0.035
- Dark Cyan #008B8B ΔE 0.036
- Cerulean #457B9D ΔE 0.039
- Bluegreen #017A79 ΔE 0.040
- Sea Blue #047495 ΔE 0.044
Use #25808F 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.