#28E5C8
Closest named color: Turquoise (#40E0D0). oklch(82.8% 0.146 178.7), rgb(40, 229, 200).
Aa
Black text reads best on this color (13.13:1).
About this color
#28E5C8 is a light, vivid teal or cyan. In OKLCH its lightness is 83%, its chroma 0.146 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.022 away. Black text reads best on it, at 13.13:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.13:1 |
| White text | 1.59:1 |
Values
| HEX | #28E5C8 |
| RGB | rgb(40, 229, 200) |
| HSL | hsl(171, 78%, 53%) |
| OKLCH | oklch(82.8% 0.146 178.7) |
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 #28E5C8 | 1.59:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #28E5C8 | 13.13:1 | AAA | Lc 77.3 | Fine for body text |
| #28E5C8 text on white | 1.59:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #28E5C8 text on black | 13.13:1 | AAA | Lc -76.5 | Fine for body 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 300.
-
Step 50
50
#E8FAF5
oklch(97% 0.02 177.5)
-
Step 100
100
#CDF4EA
oklch(93.7% 0.042 178.1)
-
Step 200
200
#9DEBDA
oklch(88.5% 0.081 179.1)
-
Step 300
300 (this color)
#28E5C8
oklch(82.8% 0.146 178.7)
-
Step 400
400
#00BAA2
oklch(70.6% 0.129 179.1)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#28E5C8 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) | #DBD6C7 | 0.154 |
| Deuteranopia (no green cones) | #C4C5CA | 0.147 |
| Tritanopia (no blue cones) | #00E9DC | 0.026 |
| Achromatopsia (no color) | #CCCCCC | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28E5C8
#28E5C8
oklch(82.8% 0.146 178.7)
- #FFAAC5
#FFAAC5
oklch(82.8% 0.105 359)
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 #28E5C8, closest first.
No curated palette has a color within ΔE 0.04 of #28E5C8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.022
- Aqua Marine #2EE8BB ΔE 0.022
- Bright Teal #01F9C6 ΔE 0.057
- Medium Turquoise #48D1CC ΔE 0.059
- Seafoam Blue #78D1B6 ΔE 0.061
- Bright Aqua #0BF9EA ΔE 0.061
- Emerald #06D6A0 ΔE 0.062
- Light Teal #90E4C1 ΔE 0.062
Use #28E5C8 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.