#63B759
Closest named color: Turtle Green (#75B84F). oklch(70.4% 0.154 141.6), rgb(99, 183, 89).
Aa
Black text reads best on this color (8.44:1).
About this color
#63B759 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.154 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.019 away. Black text reads best on it, at 8.44:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.44:1 |
| White text | 2.48:1 |
Values
| HEX | #63B759 |
| RGB | rgb(99, 183, 89) |
| HSL | hsl(114, 39%, 53%) |
| OKLCH | oklch(70.4% 0.154 141.6) |
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 #63B759 | 2.48:1 | Fails | Lc -53.7 | Large or bold text, headings |
| Black text on #63B759 | 8.44:1 | AAA | Lc 55.4 | Large or bold text, headings |
| #63B759 text on white | 2.48:1 | Fails | Lc 48.6 | Large or bold text, headings |
| #63B759 text on black | 8.44:1 | AAA | Lc -53.4 | 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
#E0EFDE
oklch(93.6% 0.028 142)
-
Step 200
200
#C6E3C2
oklch(88.6% 0.054 141.8)
-
Step 300
300
#9ED197
oklch(81% 0.096 141.6)
-
Step 400
400 (this color)
#63B759
oklch(70.4% 0.154 141.6)
-
Step 500
500
#2DA51E
oklch(63.2% 0.197 141.6)
-
Step 600
600
#158C00
oklch(55.7% 0.186 141.6)
-
Step 700
700
#107600
oklch(49.2% 0.164 141.6)
-
Step 800
800
#0B6100
oklch(42.8% 0.143 141.7)
-
Step 900
900
#085100
oklch(37.8% 0.126 141.6)
-
Step 950
950
#093005
oklch(27.2% 0.082 141.5)
#63B759 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) | #BBA951 | 0.110 |
| Deuteranopia (no green cones) | #AFA15F | 0.109 |
| Tritanopia (no blue cones) | #5AB2A1 | 0.100 |
| Achromatopsia (no color) | #A4A4A4 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B759
#63B759
oklch(70.4% 0.154 141.6)
- #CB7DD9
#CB7DD9
oklch(70.5% 0.154 321.3)
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 #63B759, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.019
- Boring Green #63B365 ΔE 0.020
- Dark Pastel Green #56AE57 ΔE 0.030
- Cool Green #33B864 ΔE 0.032
- Dark Mint #48C072 ΔE 0.032
- Leafy Green #51B73B ΔE 0.035
- Asparagus #77AB56 ΔE 0.037
- Fern #63A950 ΔE 0.039
Use #63B759 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.