#63AD60
Closest named color: Algae (#54AC68). oklch(68% 0.133 143.2), rgb(99, 173, 96).
Aa
Black text reads best on this color (7.67:1).
About this color
#63AD60 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.133 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.016 away. Black text reads best on it, at 7.67:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #63AD60 |
| RGB | rgb(99, 173, 96) |
| HSL | hsl(118, 32%, 53%) |
| OKLCH | oklch(68% 0.133 143.2) |
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 #63AD60 | 2.73:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #63AD60 | 7.67:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #63AD60 text on white | 2.73:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #63AD60 text on black | 7.67:1 | AAA | Lc -49.1 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E1C6
oklch(88.4% 0.045 143.2)
-
Step 300
300
#A1CF9E
oklch(80.9% 0.083 143.2)
-
Step 400
400 (this color)
#63AD60
oklch(68% 0.133 143.2)
-
Step 500
500
#3CA23C
oklch(63.1% 0.169 143.2)
-
Step 600
600
#038C11
oklch(55.5% 0.184 143.2)
-
Step 700
700
#00760B
oklch(49.1% 0.163 143.2)
-
Step 800
800
#016108
oklch(42.7% 0.142 143.2)
-
Step 900
900
#124F13
oklch(37.6% 0.11 143.2)
-
Step 950
950
#0D2F0D
oklch(27.1% 0.07 143.3)
#63AD60 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) | #B0A15A | 0.098 |
| Deuteranopia (no green cones) | #A69A65 | 0.098 |
| Tritanopia (no blue cones) | #5BA99A | 0.083 |
| Achromatopsia (no color) | #9C9C9C | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AD60
#63AD60
oklch(68% 0.133 143.2)
- #BF7BC7
#BF7BC7
oklch(68% 0.131 323.1)
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 #63AD60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.016
- Boring Green #63B365 ΔE 0.017
- Dark Pastel Green #56AE57 ΔE 0.018
- Fern #63A950 ΔE 0.018
- Asparagus #77AB56 ΔE 0.021
- Dull Green #74A662 ΔE 0.026
- Off Green #6BA353 ΔE 0.027
- Medium Sea Green #3CB371 ΔE 0.031
Use #63AD60 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.