#00CEBF
Closest named color: Dark Turquoise (#00CED1). oklch(76.6% 0.135 185.6), rgb(0, 206, 191).
Aa
Black text reads best on this color (10.58:1).
About this color
#00CEBF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.135 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Turquoise (#00CED1), ΔE 0.026 away. Black text reads best on it, at 10.58:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Turquoise (#00CED1) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #00CEBF |
| RGB | rgb(0, 206, 191) |
| HSL | hsl(176, 100%, 40%) |
| OKLCH | oklch(76.6% 0.135 185.6) |
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 #00CEBF | 1.98:1 | Fails | Lc -42.0 | Non-text elements, placeholder text |
| Black text on #00CEBF | 10.58:1 | AAA | Lc 66.3 | Content text, not long reading |
| #00CEBF text on white | 1.98:1 | Fails | Lc 37.7 | Non-text elements, placeholder text |
| #00CEBF text on black | 10.58:1 | AAA | Lc -64.8 | Content text, not long reading |
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 300.
-
Step 50
50
#E9FAF7
oklch(97.2% 0.018 184.3)
-
Step 100
100
#CEF3ED
oklch(93.6% 0.039 184.6)
-
Step 200
200
#A0EAE0
oklch(88.6% 0.075 185.4)
-
Step 300
300 (this color)
#00CEBF
oklch(76.6% 0.135 185.6)
-
Step 400
400
#00B9AB
oklch(70.7% 0.124 185.3)
-
Step 500
500
#009F93
oklch(63.2% 0.111 185.4)
-
Step 600
600
#00857B
oklch(55.5% 0.097 185.6)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#00CEBF 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) | #C3C2BF | 0.143 |
| Deuteranopia (no green cones) | #ACB1C1 | 0.135 |
| Tritanopia (no blue cones) | #00D3C9 | 0.017 |
| Achromatopsia (no color) | #B8B8B8 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00CEBF
#00CEBF
oklch(76.6% 0.135 185.6)
- #FA8DA6
#FA8DA6
oklch(76.7% 0.134 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 #00CEBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Turquoise #00CED1 ΔE 0.026
- Medium Turquoise #48D1CC ΔE 0.031
- Medium Aquamarine #66CDAA ΔE 0.045
- Topaz #13BBAF ΔE 0.053
- Emerald #06D6A0 ΔE 0.056
- Turquoise #40E0D0 ΔE 0.057
- Seafoam Blue #78D1B6 ΔE 0.057
- Aqua Blue #02D8E9 ΔE 0.060
Use #00CEBF 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.