#63B148
Closest named color: Dark Pastel Green (#56AE57). oklch(68.7% 0.161 138.5), rgb(99, 177, 72).
Aa
Black text reads best on this color (7.91:1).
About this color
#63B148 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.161 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Pastel Green (#56AE57), ΔE 0.022 away. Black text reads best on it, at 7.91:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Dark Pastel Green (#56AE57) |
| Black text | 7.91:1 |
| White text | 2.65:1 |
Values
| HEX | #63B148 |
| RGB | rgb(99, 177, 72) |
| HSL | hsl(105, 42%, 49%) |
| OKLCH | oklch(68.7% 0.161 138.5) |
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 #63B148 | 2.65:1 | Fails | Lc -56.6 | Large or bold text, headings |
| Black text on #63B148 | 7.91:1 | AAA | Lc 52.6 | Large or bold text, headings |
| #63B148 text on white | 2.65:1 | Fails | Lc 51.4 | Large or bold text, headings |
| #63B148 text on black | 7.91:1 | AAA | Lc -50.5 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDC
oklch(93.6% 0.029 137.4)
-
Step 200
200
#C7E3BF
oklch(88.6% 0.057 138.7)
-
Step 300
300
#A0D191
oklch(81% 0.101 138.5)
-
Step 400
400 (this color)
#63B148
oklch(68.7% 0.161 138.5)
-
Step 500
500
#3FA300
oklch(63.1% 0.197 138.4)
-
Step 600
600
#338900
oklch(55.5% 0.173 138.5)
-
Step 700
700
#2A7300
oklch(49% 0.153 138.4)
-
Step 800
800
#215F00
oklch(42.8% 0.134 138.5)
-
Step 900
900
#1A4F00
oklch(37.7% 0.118 138.5)
-
Step 950
950
#0D2F00
oklch(26.9% 0.084 138.2)
#63B148 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) | #B6A33D | 0.106 |
| Deuteranopia (no green cones) | #AB9C50 | 0.106 |
| Tritanopia (no blue cones) | #5EAB9A | 0.111 |
| Achromatopsia (no color) | #9F9F9F | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B148
#63B148
oklch(68.7% 0.161 138.5)
- #C377D9
#C377D9
oklch(68.7% 0.159 318.4)
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 #63B148, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pastel Green #56AE57 ΔE 0.022
- Leaf #71AA34 ΔE 0.022
- Grass #5CAC2D ΔE 0.026
- Fern #63A950 ΔE 0.027
- Leafy Green #51B73B ΔE 0.028
- Turtle Green #75B84F ΔE 0.029
- Boring Green #63B365 ΔE 0.030
- Asparagus #77AB56 ΔE 0.034
Use #63B148 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.