#63B341
Closest named color: Leafy Green (#51B73B). oklch(69.1% 0.169 137.6), rgb(99, 179, 65).
Aa
Black text reads best on this color (8.05:1).
About this color
#63B341 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.169 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.020 away. Black text reads best on it, at 8.05:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #63B341 |
| RGB | rgb(99, 179, 65) |
| HSL | hsl(102, 47%, 48%) |
| OKLCH | oklch(69.1% 0.169 137.6) |
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 #63B341 | 2.60:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #63B341 | 8.05:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #63B341 text on white | 2.60:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #63B341 text on black | 8.05:1 | AAA | Lc -51.3 | 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
#E0EFDB
oklch(93.5% 0.031 137.8)
-
Step 200
200
#C7E3BD
oklch(88.5% 0.059 137.5)
-
Step 300
300
#9FD18E
oklch(80.9% 0.105 137.9)
-
Step 400
400 (this color)
#63B341
oklch(69.1% 0.169 137.6)
-
Step 500
500
#44A200
oklch(63% 0.193 137.6)
-
Step 600
600
#388900
oklch(55.7% 0.171 137.7)
-
Step 700
700
#2E7300
oklch(49.1% 0.151 137.7)
-
Step 800
800
#245E00
oklch(42.6% 0.131 137.7)
-
Step 900
900
#1D4F00
oklch(37.8% 0.116 137.7)
-
Step 950
950
#0E2F00
oklch(27% 0.083 137.8)
#63B341 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) | #B9A533 | 0.109 |
| Deuteranopia (no green cones) | #AE9E4A | 0.109 |
| Tritanopia (no blue cones) | #5EAD9B | 0.118 |
| Achromatopsia (no color) | #A0A0A0 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B341
#63B341
oklch(69.1% 0.169 137.6)
- #C676DF
#C676DF
oklch(69.2% 0.169 317.7)
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 #63B341, closest first.
No curated palette has a color within ΔE 0.04 of #63B341.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.020
- Grass #5CAC2D ΔE 0.025
- Leaf #71AA34 ΔE 0.025
- Turtle Green #75B84F ΔE 0.028
- Dark Pastel Green #56AE57 ΔE 0.030
- Fern #63A950 ΔE 0.036
- Boring Green #63B365 ΔE 0.038
- Medium Green #39AD48 ΔE 0.039
Use #63B341 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.