#63B244
Closest named color: Leaf (#71AA34). oklch(68.9% 0.165 138), rgb(99, 178, 68).
Aa
Black text reads best on this color (7.98:1).
About this color
#63B244 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.165 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf (#71AA34), ΔE 0.023 away. Black text reads best on it, at 7.98:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Leaf (#71AA34) |
| Black text | 7.98:1 |
| White text | 2.63:1 |
Values
| HEX | #63B244 |
| RGB | rgb(99, 178, 68) |
| HSL | hsl(103, 45%, 48%) |
| OKLCH | oklch(68.9% 0.165 138) |
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 #63B244 | 2.63:1 | Fails | Lc -56.2 | Large or bold text, headings |
| Black text on #63B244 | 7.98:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #63B244 text on white | 2.63:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #63B244 text on black | 7.98:1 | AAA | Lc -50.9 | 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 400.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDC
oklch(93.6% 0.03 139.1)
-
Step 200
200
#C7E3BE
oklch(88.5% 0.058 138.1)
-
Step 300
300
#A0D18F
oklch(81% 0.104 137.8)
-
Step 400
400 (this color)
#63B244
oklch(68.9% 0.165 138)
-
Step 500
500
#42A300
oklch(63.2% 0.195 138)
-
Step 600
600
#368900
oklch(55.6% 0.172 138)
-
Step 700
700
#2D7300
oklch(49.1% 0.151 137.9)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950
#0E2F00
oklch(27% 0.083 137.8)
#63B244 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) | #B7A438 | 0.107 |
| Deuteranopia (no green cones) | #AD9D4D | 0.109 |
| Tritanopia (no blue cones) | #5EAC9B | 0.115 |
| Achromatopsia (no color) | #9F9F9F | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B244
#63B244
oklch(68.9% 0.165 138)
- #C576DD
#C576DD
oklch(68.9% 0.166 318)
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 #63B244, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf #71AA34 ΔE 0.023
- Leafy Green #51B73B ΔE 0.023
- Grass #5CAC2D ΔE 0.024
- Dark Pastel Green #56AE57 ΔE 0.026
- Turtle Green #75B84F ΔE 0.028
- Fern #63A950 ΔE 0.032
- Boring Green #63B365 ΔE 0.034
- Medium Green #39AD48 ΔE 0.037
Use #63B244 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.