#5BF5CB
Closest named color: Light Turquoise (#7EF4CC). oklch(87.8% 0.143 171.5), rgb(91, 245, 203).
Aa
Black text reads best on this color (15.36:1).
About this color
#5BF5CB is a light, vivid teal or cyan. In OKLCH its lightness is 88%, its chroma 0.143 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Light Turquoise (#7EF4CC), ΔE 0.024 away. Black text reads best on it, at 15.36:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Light Turquoise (#7EF4CC) |
| Black text | 15.36:1 |
| White text | 1.36:1 |
Values
| HEX | #5BF5CB |
| RGB | rgb(91, 245, 203) |
| HSL | hsl(164, 89%, 66%) |
| OKLCH | oklch(87.8% 0.143 171.5) |
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 #5BF5CB | 1.36:1 | Fails | Lc -20.1 | Dividers and decoration only |
| Black text on #5BF5CB | 15.36:1 | AAA | Lc 86.1 | Fine for body text |
| #5BF5CB text on white | 1.36:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #5BF5CB text on black | 15.36:1 | AAA | Lc -86.0 | 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
#E6FBF3
oklch(97.1% 0.024 171)
-
Step 100
100
#C7F6E5
oklch(93.6% 0.053 171.1)
-
Step 200
200 (this color)
#5BF5CB
oklch(87.8% 0.143 171.5)
-
Step 300
300
#00E1B4
oklch(81% 0.158 171.4)
-
Step 400
400
#00BC96
oklch(70.8% 0.138 171.4)
-
Step 500
500
#00A180
oklch(63.1% 0.123 171.4)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#5BF5CB 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) | #EEE6C9 | 0.147 |
| Deuteranopia (no green cones) | #D8D6CE | 0.141 |
| Tritanopia (no blue cones) | #00F7E9 | 0.042 |
| Achromatopsia (no color) | #DCDCDC | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BF5CB
#5BF5CB
oklch(87.8% 0.143 171.5)
- #FFC3DC
#FFC3DC
oklch(87.8% 0.075 351.9)
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 #5BF5CB, closest first.
No curated palette has a color within ΔE 0.04 of #5BF5CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Turquoise #7EF4CC ΔE 0.024
- Bright Teal #01F9C6 ΔE 0.028
- Light Aquamarine #7BFDC7 ΔE 0.034
- Aquamarine #7FFFD4 ΔE 0.040
- Bright Aqua #0BF9EA ΔE 0.042
- Light Blue Green #7EFBB3 ΔE 0.045
- Aqua Marine #2EE8BB ΔE 0.046
- Greenish Cyan #2AFEB7 ΔE 0.047
Use #5BF5CB 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.