#4BD9DA
Closest named color: Medium Turquoise (#48D1CC). oklch(81.1% 0.119 195.7), rgb(75, 217, 218).
Aa
Black text reads best on this color (12.23:1).
About this color
#4BD9DA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.119 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.026 away. Black text reads best on it, at 12.23:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 12.23:1 |
| White text | 1.71:1 |
Values
| HEX | #4BD9DA |
| RGB | rgb(75, 217, 218) |
| HSL | hsl(180, 66%, 57%) |
| OKLCH | oklch(81.1% 0.119 195.7) |
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 #4BD9DA | 1.71:1 | Fails | Lc -34.3 | Non-text elements, placeholder text |
| Black text on #4BD9DA | 12.23:1 | AAA | Lc 73.3 | Content text, not long reading |
| #4BD9DA text on white | 1.71:1 | Fails | Lc 30.5 | Non-text elements, placeholder text |
| #4BD9DA text on black | 12.23:1 | AAA | Lc -72.3 | 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
#EAF9F9
oklch(97.1% 0.016 196.9)
-
Step 100
100
#D0F2F1
oklch(93.7% 0.035 194.4)
-
Step 200
200
#A5E7E7
oklch(88.4% 0.066 196)
-
Step 300
300 (this color)
#4BD9DA
oklch(81.1% 0.119 195.7)
-
Step 400
400
#00B7B9
oklch(70.6% 0.12 196.2)
-
Step 500
500
#009D9E
oklch(63.1% 0.108 195.6)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#4BD9DA 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) | #CBCFDA | 0.124 |
| Deuteranopia (no green cones) | #B5BFDB | 0.115 |
| Tritanopia (no blue cones) | #00E0D9 | 0.026 |
| Achromatopsia (no color) | #C6C6C6 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BD9DA
#4BD9DA
oklch(81.1% 0.119 195.7)
- #FFA4AA
#FFA4AA
oklch(81.1% 0.108 15.4)
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 #4BD9DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.026
- Aqua Blue #02D8E9 ΔE 0.028
- Turquoise #40E0D0 ΔE 0.028
- Dark Turquoise #00CED1 ΔE 0.041
- Seafoam Blue #78D1B6 ΔE 0.052
- Pale Teal #82CBB2 ΔE 0.062
- Tiffany Blue #94D2BD ΔE 0.062
- Vivid Sky Blue #4CC9F0 ΔE 0.063
Use #4BD9DA 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.