#63C488
Closest named color: Soft Green (#6FC276). oklch(74.5% 0.127 154.6), rgb(99, 196, 136).
Aa
Black text reads best on this color (9.78:1).
About this color
#63C488 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.127 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.022 away. Black text reads best on it, at 9.78:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.78:1 |
| White text | 2.14:1 |
Values
| HEX | #63C488 |
| RGB | rgb(99, 196, 136) |
| HSL | hsl(143, 45%, 58%) |
| OKLCH | oklch(74.5% 0.127 154.6) |
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 #63C488 | 2.14:1 | Fails | Lc -46.6 | Large or bold text, headings |
| Black text on #63C488 | 9.78:1 | AAA | Lc 62.0 | Content text, not long reading |
| #63C488 text on white | 2.14:1 | Fails | Lc 41.9 | Non-text elements, placeholder text |
| #63C488 text on black | 9.78:1 | AAA | Lc -60.3 | Content text, not long reading |
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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE3
oklch(93.7% 0.023 153.4)
-
Step 200
200
#C3E2CC
oklch(88.4% 0.044 154.5)
-
Step 300
300
#98D0AA
oklch(80.8% 0.079 154.6)
-
Step 400
400 (this color)
#63C488
oklch(74.5% 0.127 154.6)
-
Step 500
500
#00A45C
oklch(63.1% 0.158 154.5)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#63C488 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) | #C4B784 | 0.114 |
| Deuteranopia (no green cones) | #B5AD8C | 0.111 |
| Tritanopia (no blue cones) | #4BC2B4 | 0.063 |
| Achromatopsia (no color) | #B1B1B1 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63C488
#63C488
oklch(74.5% 0.127 154.6)
- #DE8DCD
#DE8DCD
oklch(74.7% 0.127 334.8)
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 #63C488, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.022
- Greenblue #23C48B ΔE 0.035
- Dark Mint #48C072 ΔE 0.038
- Green Blue #01C08D ΔE 0.045
- Medium Aquamarine #66CDAA ΔE 0.046
- Faded Green #7BB274 ΔE 0.050
- Dark Sea Green #8FBC8F ΔE 0.051
- Dark Mint Green #20C073 ΔE 0.052
Use #63C488 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.