#15E8F5
Closest named color: Bright Light Blue (#26F7FD). oklch(84.8% 0.142 202.1), rgb(21, 232, 245).
Aa
Black text reads best on this color (13.89:1).
About this color
#15E8F5 is a light, vivid teal or cyan. In OKLCH its lightness is 85%, its chroma 0.142 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Light Blue (#26F7FD), ΔE 0.041 away. Black text reads best on it, at 13.89:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Bright Light Blue (#26F7FD) |
| Black text | 13.89:1 |
| White text | 1.51:1 |
Values
| HEX | #15E8F5 |
| RGB | rgb(21, 232, 245) |
| HSL | hsl(183, 92%, 52%) |
| OKLCH | oklch(84.8% 0.142 202.1) |
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 #15E8F5 | 1.51:1 | Fails | Lc -26.3 | Dividers and decoration only |
| Black text on #15E8F5 | 13.89:1 | AAA | Lc 80.5 | Fine for body text |
| #15E8F5 text on white | 1.51:1 | Fails | Lc 23.2 | Dividers and decoration only |
| #15E8F5 text on black | 13.89:1 | AAA | Lc -80.0 | 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 200.
-
Step 50
50
#E3FBFD
oklch(97.1% 0.025 202.8)
-
Step 100
100
#C1F5F9
oklch(93.6% 0.053 202.1)
-
Step 200
200 (this color)
#15E8F5
oklch(84.8% 0.142 202.1)
-
Step 300
300
#00DAE7
oklch(80.9% 0.138 202.5)
-
Step 400
400
#00B6C1
oklch(70.7% 0.12 202.5)
-
Step 500
500
#009CA5
oklch(63.1% 0.107 202)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#15E8F5 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) | #D5DDF6 | 0.143 |
| Deuteranopia (no green cones) | #BACAF6 | 0.132 |
| Tritanopia (no blue cones) | #00F2EC | 0.034 |
| Achromatopsia (no color) | #D2D2D2 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15E8F5
#15E8F5
oklch(84.8% 0.142 202.1)
- #FFB8B5
#FFB8B5
oklch(84.8% 0.083 21.7)
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 #15E8F5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Light Blue #26F7FD ΔE 0.041
- Robin's Egg #6DEDFD ΔE 0.043
- Aqua Blue #02D8E9 ΔE 0.044
- Turquoise #40E0D0 ΔE 0.050
- Bright Aqua #0BF9EA ΔE 0.054
- Bright Cyan #41FDFE ΔE 0.060
- Bright Turquoise #0FFEF9 ΔE 0.060
- Cyan #00FFFF ΔE 0.061
Use #15E8F5 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.