#4DDDB4
Closest named color: Aqua Marine (#2EE8BB). oklch(81% 0.136 170.4), rgb(77, 221, 180).
Aa
Black text reads best on this color (12.31:1).
About this color
#4DDDB4 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.136 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.029 away. Black text reads best on it, at 12.31:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.31:1 |
| White text | 1.70:1 |
Values
| HEX | #4DDDB4 |
| RGB | rgb(77, 221, 180) |
| HSL | hsl(163, 68%, 58%) |
| OKLCH | oklch(81% 0.136 170.4) |
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 #4DDDB4 | 1.70:1 | Fails | Lc -34.0 | Non-text elements, placeholder text |
| Black text on #4DDDB4 | 12.31:1 | AAA | Lc 73.7 | Content text, not long reading |
| #4DDDB4 text on white | 1.70:1 | Fails | Lc 30.2 | Non-text elements, placeholder text |
| #4DDDB4 text on black | 12.31:1 | 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
#EAFAF4
oklch(97.2% 0.019 171.5)
-
Step 100
100
#D1F3E6
oklch(93.6% 0.039 170.4)
-
Step 200
200
#A6EAD2
oklch(88.5% 0.076 170.6)
-
Step 300
300 (this color)
#4DDDB4
oklch(81% 0.136 170.4)
-
Step 400
400
#00BC94
oklch(70.8% 0.139 170.4)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#4DDDB4 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) | #D7CFB2 | 0.139 |
| Deuteranopia (no green cones) | #C3C0B7 | 0.134 |
| Tritanopia (no blue cones) | #00DFD1 | 0.040 |
| Achromatopsia (no color) | #C6C6C6 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DDDB4
#4DDDB4
oklch(81% 0.136 170.4)
- #FF9ECC
#FF9ECC
oklch(81.1% 0.127 350.4)
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 #4DDDB4, closest first.
No curated palette has a color within ΔE 0.04 of #4DDDB4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.029
- Turquoise #40E0D0 ΔE 0.037
- Emerald #06D6A0 ΔE 0.041
- Medium Aquamarine #66CDAA ΔE 0.043
- Seafoam Blue #78D1B6 ΔE 0.043
- Aqua Green #12E193 ΔE 0.055
- Medium Turquoise #48D1CC ΔE 0.056
- Pale Teal #82CBB2 ΔE 0.059
Use #4DDDB4 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.