#63BA57
Closest named color: Turtle Green (#75B84F). oklch(71.2% 0.16 141.3), rgb(99, 186, 87).
Aa
Black text reads best on this color (8.69:1).
About this color
#63BA57 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.160 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.017 away. Black text reads best on it, at 8.69:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.69:1 |
| White text | 2.41:1 |
Values
| HEX | #63BA57 |
| RGB | rgb(99, 186, 87) |
| HSL | hsl(113, 42%, 54%) |
| OKLCH | oklch(71.2% 0.16 141.3) |
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 #63BA57 | 2.41:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #63BA57 | 8.69:1 | AAA | Lc 56.7 | Large or bold text, headings |
| #63BA57 text on white | 2.41:1 | Fails | Lc 47.3 | Large or bold text, headings |
| #63BA57 text on black | 8.69:1 | AAA | Lc -54.7 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDD
oklch(93.6% 0.029 140.5)
-
Step 200
200
#C6E3C1
oklch(88.6% 0.055 141)
-
Step 300
300
#9CD195
oklch(80.8% 0.099 141.7)
-
Step 400
400 (this color)
#63BA57
oklch(71.2% 0.16 141.3)
-
Step 500
500
#27A50E
oklch(63% 0.204 141.3)
-
Step 600
600
#1A8B00
oklch(55.5% 0.184 141.3)
-
Step 700
700
#147500
oklch(49% 0.162 141.3)
-
Step 800
800
#0F6000
oklch(42.6% 0.141 141.3)
-
Step 900
900
#0A5000
oklch(37.6% 0.125 141.4)
-
Step 950
950
#073003
oklch(27.1% 0.085 141.4)
#63BA57 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) | #BEAB4E | 0.113 |
| Deuteranopia (no green cones) | #B2A45E | 0.112 |
| Tritanopia (no blue cones) | #5AB5A4 | 0.105 |
| Achromatopsia (no color) | #A7A7A7 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63BA57
#63BA57
oklch(71.2% 0.16 141.3)
- #CF7DDE
#CF7DDE
oklch(71.2% 0.161 321.2)
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 #63BA57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.017
- Boring Green #63B365 ΔE 0.029
- Dark Mint #48C072 ΔE 0.031
- Leafy Green #51B73B ΔE 0.033
- Cool Green #33B864 ΔE 0.034
- Dark Pastel Green #56AE57 ΔE 0.038
- Algae Green #21C36F ΔE 0.040
- Dark Mint Green #20C073 ΔE 0.041
Use #63BA57 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.