#4DDFB5
Closest named color: Aqua Marine (#2EE8BB). oklch(81.5% 0.138 170.1), rgb(77, 223, 181).
Aa
Black text reads best on this color (12.53:1).
About this color
#4DDFB5 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.138 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.024 away. Black text reads best on it, at 12.53:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.53:1 |
| White text | 1.67:1 |
Values
| HEX | #4DDFB5 |
| RGB | rgb(77, 223, 181) |
| HSL | hsl(163, 70%, 59%) |
| OKLCH | oklch(81.5% 0.138 170.1) |
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 #4DDFB5 | 1.67:1 | Fails | Lc -32.9 | Non-text elements, placeholder text |
| Black text on #4DDFB5 | 12.53:1 | AAA | Lc 74.6 | Content text, not long reading |
| #4DDFB5 text on white | 1.67:1 | Fails | Lc 29.2 | Dividers and decoration only |
| #4DDFB5 text on black | 12.53:1 | AAA | Lc -73.6 | 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
#EAFAF3
oklch(97.1% 0.019 167.9)
-
Step 100
100
#D1F3E6
oklch(93.6% 0.039 170.4)
-
Step 200
200
#A6EAD1
oklch(88.5% 0.077 169.7)
-
Step 300
300 (this color)
#4DDFB5
oklch(81.5% 0.138 170.1)
-
Step 400
400
#00BC93
oklch(70.7% 0.14 169.9)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#008769
oklch(55.5% 0.11 170.1)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#4DDFB5 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) | #D9D1B3 | 0.141 |
| Deuteranopia (no green cones) | #C5C2B8 | 0.136 |
| Tritanopia (no blue cones) | #00E1D3 | 0.041 |
| Achromatopsia (no color) | #C8C8C8 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DDFB5
#4DDFB5
oklch(81.5% 0.138 170.1)
- #FFA1CE
#FFA1CE
oklch(81.6% 0.123 350)
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 #4DDFB5, closest first.
No curated palette has a color within ΔE 0.04 of #4DDFB5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.024
- Turquoise #40E0D0 ΔE 0.037
- Emerald #06D6A0 ΔE 0.044
- Seafoam Blue #78D1B6 ΔE 0.047
- Medium Aquamarine #66CDAA ΔE 0.048
- Aqua Green #12E193 ΔE 0.055
- Light Teal #90E4C1 ΔE 0.059
- Medium Turquoise #48D1CC ΔE 0.059
Use #4DDFB5 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.