#04DDAB
Closest named color: Emerald (#06D6A0). oklch(79.8% 0.16 168.9), rgb(4, 221, 171).
Aa
Black text reads best on this color (11.93:1).
About this color
#04DDAB is a light, vivid green. In OKLCH its lightness is 80%, its chroma 0.160 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.021 away. Black text reads best on it, at 11.93:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 11.93:1 |
| White text | 1.75:1 |
Values
| HEX | #04DDAB |
| RGB | rgb(4, 221, 171) |
| HSL | hsl(166, 96%, 44%) |
| OKLCH | oklch(79.8% 0.16 168.9) |
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 #04DDAB | 1.75:1 | Fails | Lc -35.4 | Non-text elements, placeholder text |
| Black text on #04DDAB | 11.93:1 | AAA | Lc 72.3 | Content text, not long reading |
| #04DDAB text on white | 1.75:1 | Fails | Lc 31.5 | Non-text elements, placeholder text |
| #04DDAB text on black | 11.93:1 | AAA | Lc -71.2 | 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
#E8FAF3
oklch(97% 0.021 170.6)
-
Step 100
100
#CDF4E4
oklch(93.5% 0.046 168.6)
-
Step 200
200
#9DEDCF
oklch(88.6% 0.089 168.7)
-
Step 300
300 (this color)
#04DDAB
oklch(79.8% 0.16 168.9)
-
Step 400
400
#00BC91
oklch(70.7% 0.142 168.9)
-
Step 500
500
#00A17C
oklch(63% 0.126 169.1)
-
Step 600
600
#008868
oklch(55.7% 0.112 168.9)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#005E47
oklch(42.8% 0.086 168.9)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#04DDAB 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) | #D7CDA8 | 0.161 |
| Deuteranopia (no green cones) | #C0BDAE | 0.154 |
| Tritanopia (no blue cones) | #00DECF | 0.050 |
| Achromatopsia (no color) | #C3C3C3 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04DDAB
#04DDAB
oklch(79.8% 0.16 168.9)
- #FF96CB
#FF96CB
oklch(79.8% 0.14 349.1)
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 #04DDAB, closest first.
No curated palette has a color within ΔE 0.04 of #04DDAB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.021
- Aqua Marine #2EE8BB ΔE 0.036
- Aqua Green #12E193 ΔE 0.037
- Medium Aquamarine #66CDAA ΔE 0.054
- Turquoise #40E0D0 ΔE 0.056
- Seaweed #18D17B ΔE 0.062
- Seafoam Blue #78D1B6 ΔE 0.065
- Weird Green #3AE57F ΔE 0.066
Use #04DDAB 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.