#4DDCBF
Closest named color: Turquoise (#40E0D0). oklch(81.1% 0.129 176.7), rgb(77, 220, 191).
Aa
Black text reads best on this color (12.30:1).
About this color
#4DDCBF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.129 and its hue 177°. 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 12.30:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.30:1 |
| White text | 1.70:1 |
Values
| HEX | #4DDCBF |
| RGB | rgb(77, 220, 191) |
| HSL | hsl(168, 67%, 58%) |
| OKLCH | oklch(81.1% 0.129 176.7) |
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 #4DDCBF | 1.70:1 | Fails | Lc -34.0 | Non-text elements, placeholder text |
| Black text on #4DDCBF | 12.30:1 | AAA | Lc 73.6 | Content text, not long reading |
| #4DDCBF text on white | 1.70:1 | Fails | Lc 30.2 | Non-text elements, placeholder text |
| #4DDCBF text on black | 12.30:1 | AAA | Lc -72.6 | 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
#EAF9F5
oklch(97% 0.017 178.3)
-
Step 100
100
#D1F3E9
oklch(93.7% 0.038 175.8)
-
Step 200
200
#A6E9D8
oklch(88.4% 0.071 177.1)
-
Step 300
300 (this color)
#4DDCBF
oklch(81.1% 0.129 176.7)
-
Step 400
400
#00BB9E
oklch(70.8% 0.132 176.2)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#00715F
oklch(49% 0.091 176.5)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#4DDCBF 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) | #D4CFBE | 0.135 |
| Deuteranopia (no green cones) | #C0C0C1 | 0.129 |
| Tritanopia (no blue cones) | #00DFD3 | 0.030 |
| Achromatopsia (no color) | #C6C6C6 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DDCBF
#4DDCBF
oklch(81.1% 0.129 176.7)
- #FFA0C3
#FFA0C3
oklch(81.1% 0.12 356.5)
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 #4DDCBF, closest first.
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 0.037
- Seafoam Blue #78D1B6 ΔE 0.037
- Medium Turquoise #48D1CC ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.042
- Emerald #06D6A0 ΔE 0.052
- Pale Teal #82CBB2 ΔE 0.054
- Light Teal #90E4C1 ΔE 0.059
Use #4DDCBF 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.