#63C587
Closest named color: Soft Green (#6FC276). oklch(74.8% 0.13 154), rgb(99, 197, 135).
Aa
Black text reads best on this color (9.86:1).
About this color
#63C587 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.130 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.020 away. Black text reads best on it, at 9.86:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.86:1 |
| White text | 2.12:1 |
Values
| HEX | #63C587 |
| RGB | rgb(99, 197, 135) |
| HSL | hsl(142, 46%, 58%) |
| OKLCH | oklch(74.8% 0.13 154) |
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 #63C587 | 2.12:1 | Fails | Lc -46.2 | Large or bold text, headings |
| Black text on #63C587 | 9.86:1 | AAA | Lc 62.4 | Content text, not long reading |
| #63C587 text on white | 2.12:1 | Fails | Lc 41.5 | Non-text elements, placeholder text |
| #63C587 text on black | 9.86:1 | AAA | Lc -60.7 | 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
#97D0A9
oklch(80.8% 0.081 154.4)
-
Step 400
400 (this color)
#63C587
oklch(74.8% 0.13 154)
-
Step 500
500
#00A45B
oklch(63.1% 0.158 154.2)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#63C587 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) | #C5B883 | 0.115 |
| Deuteranopia (no green cones) | #B7AE8B | 0.112 |
| Tritanopia (no blue cones) | #4BC3B5 | 0.066 |
| Achromatopsia (no color) | #B2B2B2 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63C587
#63C587
oklch(74.8% 0.13 154)
- #DF8DCF
#DF8DCF
oklch(74.8% 0.13 334.2)
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 #63C587, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.020
- Greenblue #23C48B ΔE 0.035
- Dark Mint #48C072 ΔE 0.038
- Green Blue #01C08D ΔE 0.046
- Medium Aquamarine #66CDAA ΔE 0.047
- Dark Mint Green #20C073 ΔE 0.051
- Faded Green #7BB274 ΔE 0.052
- Emerald #06D6A0 ΔE 0.053
Use #63C587 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.