#03D29B
Closest named color: Emerald (#06D6A0). oklch(76.6% 0.159 165.8), rgb(3, 210, 155).
Aa
Black text reads best on this color (10.69:1).
About this color
#03D29B is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.159 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.012 away. Black text reads best on it, at 10.69:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.69:1 |
| White text | 1.96:1 |
Values
| HEX | #03D29B |
| RGB | rgb(3, 210, 155) |
| HSL | hsl(164, 97%, 42%) |
| OKLCH | oklch(76.6% 0.159 165.8) |
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 #03D29B | 1.96:1 | Fails | Lc -41.5 | Non-text elements, placeholder text |
| Black text on #03D29B | 10.69:1 | AAA | Lc 66.8 | Content text, not long reading |
| #03D29B text on white | 1.96:1 | Fails | Lc 37.1 | Non-text elements, placeholder text |
| #03D29B text on black | 10.69:1 | AAA | Lc -65.3 | 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
#E9FAF2
oklch(97% 0.021 166.1)
-
Step 100
100
#CEF4E3
oklch(93.5% 0.046 166.5)
-
Step 200
200
#A0ECCC
oklch(88.5% 0.088 166.2)
-
Step 300
300 (this color)
#03D29B
oklch(76.6% 0.159 165.8)
-
Step 400
400
#00BD8B
oklch(70.8% 0.147 165.8)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007353
oklch(49.2% 0.103 165.6)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#03D29B 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) | #CDC298 | 0.157 |
| Deuteranopia (no green cones) | #B8B39F | 0.152 |
| Tritanopia (no blue cones) | #00D3C3 | 0.056 |
| Achromatopsia (no color) | #B9B9B9 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03D29B
#03D29B
oklch(76.6% 0.159 165.8)
- #F986C8
#F986C8
oklch(76.6% 0.159 346)
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 #03D29B, closest first.
No curated palette has a color within ΔE 0.04 of #03D29B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.012
- Greenblue #23C48B ΔE 0.039
- Seaweed #18D17B ΔE 0.041
- Aqua Green #12E193 ΔE 0.048
- Medium Aquamarine #66CDAA ΔE 0.051
- Green Blue #01C08D ΔE 0.051
- Dark Mint #48C072 ΔE 0.059
- Algae Green #21C36F ΔE 0.060
Use #03D29B 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.