#4BF3CB
Closest named color: Bright Teal (#01F9C6). oklch(86.9% 0.148 173.2), rgb(75, 243, 203).
Aa
Black text reads best on this color (14.98:1).
About this color
#4BF3CB is a light, vivid teal or cyan. In OKLCH its lightness is 87%, its chroma 0.148 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Teal (#01F9C6), ΔE 0.025 away. Black text reads best on it, at 14.98:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Bright Teal (#01F9C6) |
| Black text | 14.98:1 |
| White text | 1.40:1 |
Values
| HEX | #4BF3CB |
| RGB | rgb(75, 243, 203) |
| HSL | hsl(166, 87%, 62%) |
| OKLCH | oklch(86.9% 0.148 173.2) |
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 #4BF3CB | 1.40:1 | Fails | Lc -21.7 | Dividers and decoration only |
| Black text on #4BF3CB | 14.98:1 | AAA | Lc 84.7 | Fine for body text |
| #4BF3CB text on white | 1.40:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #4BF3CB text on black | 14.98:1 | AAA | Lc -84.5 | 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 200.
-
Step 50
50
#E5FBF4
oklch(97% 0.025 174.8)
-
Step 100
100
#C5F7E6
oklch(93.7% 0.056 172.3)
-
Step 200
200 (this color)
#4BF3CB
oklch(86.9% 0.148 173.2)
-
Step 300
300
#00E0B7
oklch(80.8% 0.155 173.1)
-
Step 400
400
#00BB99
oklch(70.6% 0.135 173.4)
-
Step 500
500
#00A183
oklch(63.2% 0.121 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#4BF3CB 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) | #EBE4C9 | 0.153 |
| Deuteranopia (no green cones) | #D4D3CE | 0.146 |
| Tritanopia (no blue cones) | #00F5E7 | 0.038 |
| Achromatopsia (no color) | #DADADA | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BF3CB
#4BF3CB
oklch(86.9% 0.148 173.2)
- #FFBFD8
#FFBFD8
oklch(87% 0.08 353.6)
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 #4BF3CB, closest first.
No curated palette has a color within ΔE 0.04 of #4BF3CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Teal #01F9C6 ΔE 0.025
- Light Turquoise #7EF4CC ΔE 0.033
- Aqua Marine #2EE8BB ΔE 0.037
- Bright Aqua #0BF9EA ΔE 0.040
- Light Aquamarine #7BFDC7 ΔE 0.044
- Greenish Cyan #2AFEB7 ΔE 0.048
- Aquamarine #7FFFD4 ΔE 0.050
- Greenish Turquoise #00FBB0 ΔE 0.052
Use #4BF3CB 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.