#03AC19
Closest named color: Kelly Green (#02AB2E). oklch(64.6% 0.213 143.3), rgb(3, 172, 25).
Aa
Black text reads best on this color (6.91:1).
About this color
#03AC19 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.213 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.013 away. Black text reads best on it, at 6.91:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.213) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.91:1 |
| White text | 3.03:1 |
Values
| HEX | #03AC19 |
| RGB | rgb(3, 172, 25) |
| HSL | hsl(128, 97%, 34%) |
| OKLCH | oklch(64.6% 0.213 143.3) |
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 #03AC19 | 3.03:1 | AA large text | Lc -61.7 | Content text, not long reading |
| Black text on #03AC19 | 6.91:1 | AA | Lc 47.7 | Large or bold text, headings |
| #03AC19 text on white | 3.03:1 | AA large text | Lc 56.3 | Large or bold text, headings |
| #03AC19 text on black | 6.91:1 | AA | Lc -45.5 | Large or bold text, headings |
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 500.
-
Step 50
50
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C3E4C1
oklch(88.6% 0.059 143.5)
-
Step 300
300
#98D295
oklch(80.8% 0.103 143.4)
-
Step 400
400
#57BA56
oklch(70.7% 0.167 143.4)
-
Step 500
500 (this color)
#03AC19
oklch(64.6% 0.213 143.3)
-
Step 600
600
#008C11
oklch(55.5% 0.184 143.3)
-
Step 700
700
#00760D
oklch(49.1% 0.163 143.3)
-
Step 800
800
#006109
oklch(42.7% 0.141 143.3)
-
Step 900
900
#005106
oklch(37.7% 0.125 143.3)
-
Step 950
950
#013003
oklch(26.9% 0.087 143.3)
#03AC19 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) | #B09A00 | 0.154 |
| Deuteranopia (no green cones) | #A0902E | 0.152 |
| Tritanopia (no blue cones) | #00A792 | 0.137 |
| Achromatopsia (no color) | #949494 | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03AC19
#03AC19
oklch(64.6% 0.213 143.3)
- #C955D7
#C955D7
oklch(64.7% 0.213 323.2)
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 #03AC19, closest first.
No curated palette has a color within ΔE 0.04 of #03AC19.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.013
- Shamrock #01B44C ΔE 0.039
- Medium Green #39AD48 ΔE 0.042
- Leaf Green #5CA904 ΔE 0.042
- Grassy Green #419C03 ΔE 0.046
- Grass #5CAC2D ΔE 0.048
- Grass Green #3F9B0B ΔE 0.049
- Leafy Green #51B73B ΔE 0.055
Use #03AC19 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.