#63C13A
Closest named color: Frog Green (#58BC08). oklch(72.6% 0.192 137.9), rgb(99, 193, 58).
Aa
Black text reads best on this color (9.21:1).
About this color
#63C13A is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.192 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Frog Green (#58BC08), ΔE 0.028 away. Black text reads best on it, at 9.21:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.192) |
| Temperature | in between |
| Nearest name | Frog Green (#58BC08) |
| Black text | 9.21:1 |
| White text | 2.27:1 |
Values
| HEX | #63C13A |
| RGB | rgb(99, 193, 58) |
| HSL | hsl(102, 54%, 49%) |
| OKLCH | oklch(72.6% 0.192 137.9) |
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 #63C13A | 2.27:1 | Fails | Lc -49.4 | Large or bold text, headings |
| Black text on #63C13A | 9.21:1 | AAA | Lc 59.4 | Large or bold text, headings |
| #63C13A text on white | 2.27:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #63C13A text on black | 9.21:1 | AAA | Lc -57.5 | 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 400.
-
Step 50
50
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DFF0D9
oklch(93.6% 0.035 137.5)
-
Step 200
200
#C4E4B9
oklch(88.4% 0.067 137.7)
-
Step 300
300
#9AD386
oklch(80.9% 0.12 137.8)
-
Step 400
400 (this color)
#63C13A
oklch(72.6% 0.192 137.9)
-
Step 500
500
#43A300
oklch(63.2% 0.195 137.9)
-
Step 600
600
#378900
oklch(55.7% 0.172 137.9)
-
Step 700
700
#2D7300
oklch(49.1% 0.151 137.9)
-
Step 800
800
#245E00
oklch(42.6% 0.131 137.7)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950
#0E2F00
oklch(27% 0.083 137.8)
#63C13A 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) | #C7B125 | 0.123 |
| Deuteranopia (no green cones) | #BBA947 | 0.124 |
| Tritanopia (no blue cones) | #5CBAA6 | 0.134 |
| Achromatopsia (no color) | #ACACAC | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63C13A
#63C13A
oklch(72.6% 0.192 137.9)
- #D77AF3
#D77AF3
oklch(72.6% 0.191 318)
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 #63C13A, closest first.
No curated palette has a color within ΔE 0.04 of #63C13A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Frog Green #58BC08 ΔE 0.028
- Dark Lime Green #7EBD01 ΔE 0.028
- Apple #6ECB3C ΔE 0.031
- Leafy Green #51B73B ΔE 0.034
- Dark Lime #84B701 ΔE 0.038
- Turtle Green #75B84F ΔE 0.039
- Shamrock Green #02C14D ΔE 0.042
- Apple Green #76CD26 ΔE 0.043
Use #63C13A 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.