#15DABB
Closest named color: Turquoise (#40E0D0). oklch(79.6% 0.145 177.3), rgb(21, 218, 187).
Aa
Black text reads best on this color (11.77:1).
About this color
#15DABB is a light, vivid teal or cyan. In OKLCH its lightness is 80%, its chroma 0.145 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.036 away. Black text reads best on it, at 11.77:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 11.77:1 |
| White text | 1.78:1 |
Values
| HEX | #15DABB |
| RGB | rgb(21, 218, 187) |
| HSL | hsl(171, 82%, 47%) |
| OKLCH | oklch(79.6% 0.145 177.3) |
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 #15DABB | 1.78:1 | Fails | Lc -36.2 | Non-text elements, placeholder text |
| Black text on #15DABB | 11.77:1 | AAA | Lc 71.6 | Content text, not long reading |
| #15DABB text on white | 1.78:1 | Fails | Lc 32.3 | Non-text elements, placeholder text |
| #15DABB text on black | 11.77:1 | AAA | Lc -70.4 | 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
#E9FAF5
oklch(97.1% 0.019 176.5)
-
Step 100
100
#CDF4E9
oklch(93.6% 0.043 176.4)
-
Step 200
200
#9EEBD8
oklch(88.5% 0.081 177.1)
-
Step 300
300 (this color)
#15DABB
oklch(79.6% 0.145 177.3)
-
Step 400
400
#00BB9F
oklch(70.8% 0.132 176.8)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#15DABB 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) | #D1CCBA | 0.152 |
| Deuteranopia (no green cones) | #BABBBD | 0.145 |
| Tritanopia (no blue cones) | #00DDD1 | 0.030 |
| Achromatopsia (no color) | #C2C2C2 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15DABB
#15DABB
oklch(79.6% 0.145 177.3)
- #FF97BD
#FF97BD
oklch(79.5% 0.131 357.1)
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 #15DABB, closest first.
No curated palette has a color within ΔE 0.04 of #15DABB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.036
- Emerald #06D6A0 ΔE 0.037
- Aqua Marine #2EE8BB ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.044
- Medium Turquoise #48D1CC ΔE 0.044
- Seafoam Blue #78D1B6 ΔE 0.051
- Dark Turquoise #00CED1 ΔE 0.054
- Aqua Green #12E193 ΔE 0.064
Use #15DABB 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.