#27808F
Closest named color: Ocean (#017B92). oklch(55.5% 0.084 211.2), rgb(39, 128, 143).
Aa
White text reads best on this color (4.59:1).
About this color
#27808F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.084 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.023 away. White text reads best on it, at 4.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.57:1 |
| White text | 4.59:1 |
Values
| HEX | #27808F |
| RGB | rgb(39, 128, 143) |
| HSL | hsl(189, 57%, 36%) |
| OKLCH | oklch(55.5% 0.084 211.2) |
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 #27808F | 4.59:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #27808F | 4.57:1 | AA | Lc 32.5 | Non-text elements, placeholder text |
| #27808F text on white | 4.59:1 | AA | Lc 71.6 | Content text, not long reading |
| #27808F text on black | 4.57:1 | AA | Lc -30.1 | 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
#4B96A4
oklch(63.1% 0.077 211.3)
-
Step 600
600 (this color)
#27808F
oklch(55.5% 0.084 211.2)
-
Step 700
700
#186C7A
oklch(49% 0.078 211.7)
-
Step 800
800
#185863
oklch(42.6% 0.065 211.5)
-
Step 900
900
#1C4951
oklch(37.8% 0.051 211)
-
Step 950
950
#122B2F
oklch(27.1% 0.032 209)
#27808F 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 | 0.079 |
| Deuteranopia (no green cones) | #65718F | 0.070 |
| Tritanopia (no blue cones) | #008685 | 0.030 |
| Achromatopsia (no color) | #757575 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27808F
#27808F
oklch(55.5% 0.084 211.2)
- #9E6054
#9E6054
oklch(55.5% 0.084 31.7)
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 #27808F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.023
- Teal Blue #01889F ΔE 0.029
- Teal #008080 ΔE 0.029
- Deep Aqua #08787F ΔE 0.036
- Dark Cyan #008B8B ΔE 0.037
- Cerulean #457B9D ΔE 0.038
- Bluegreen #017A79 ΔE 0.041
- Sea Blue #047495 ΔE 0.044
Use #27808F 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.