#00DA81
Closest named color: Seaweed (#18D17B). oklch(78.1% 0.19 155.7), rgb(0, 218, 129).
Aa
Black text reads best on this color (11.34:1).
About this color
#00DA81 is a light, vivid green. In OKLCH its lightness is 78%, its chroma 0.190 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.024 away. Black text reads best on it, at 11.34:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 11.34:1 |
| White text | 1.85:1 |
Values
| HEX | #00DA81 |
| RGB | rgb(0, 218, 129) |
| HSL | hsl(156, 100%, 43%) |
| OKLCH | oklch(78.1% 0.19 155.7) |
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 #00DA81 | 1.85:1 | Fails | Lc -38.2 | Non-text elements, placeholder text |
| Black text on #00DA81 | 11.34:1 | AAA | Lc 69.8 | Content text, not long reading |
| #00DA81 text on white | 1.85:1 | Fails | Lc 34.1 | Non-text elements, placeholder text |
| #00DA81 text on black | 11.34:1 | AAA | Lc -68.5 | 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
#E9FBEE
oklch(97.1% 0.026 154.5)
-
Step 100
100
#CDF5DB
oklch(93.5% 0.054 156.7)
-
Step 200
200
#9EEEBC
oklch(88.4% 0.105 156.1)
-
Step 300
300 (this color)
#00DA81
oklch(78.1% 0.19 155.7)
-
Step 400
400
#00BF70
oklch(70.7% 0.173 155.6)
-
Step 500
500
#00A460
oklch(63.2% 0.154 155.8)
-
Step 600
600
#008A50
oklch(55.7% 0.136 155.8)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#003018
oklch(27.2% 0.067 155.5)
#00DA81 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) | #D9C77B | 0.170 |
| Deuteranopia (no green cones) | #C4B887 | 0.167 |
| Tritanopia (no blue cones) | #00D8C4 | 0.093 |
| Achromatopsia (no color) | #BEBEBE | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00DA81
#00DA81
oklch(78.1% 0.19 155.7)
- #FF84E5
#FF84E5
oklch(78.1% 0.187 335.8)
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 #00DA81, closest first.
No curated palette has a color within ΔE 0.04 of #00DA81.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.024
- Aqua Green #12E193 ΔE 0.026
- Weird Green #3AE57F ΔE 0.036
- Emerald #06D6A0 ΔE 0.045
- Fresh Green #69D84F ΔE 0.055
- Algae Green #21C36F ΔE 0.063
- Apple #6ECB3C ΔE 0.068
- Greenblue #23C48B ΔE 0.069
Use #00DA81 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.