#63C557#63C557

#63C557 is a light, vivid green. Relative luminance 0.433; OKLCH L 73.9% C 0.175 H 141.6°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#63C557
RGB	rgb(99, 197, 87)
HSL	hsl(113, 49%, 56%)
HSV	hsv(113, 56%, 77%)
CMYK	cmyk(49.7%, 0%, 55.8%, 22.7%)
CIE-LAB	lab(71.74, -50.19, 45.84)
CIE-LCH	lch(71.74, 67.97, 137.59°)
OKLab	oklab(73.94% -0.137 0.1088)
OKLCH	oklch(73.94% 0.175 141.6)
XYZ	xyz(26.8309, 43.2713, 15.9533)
Luminance	0.4327 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C557 #B957C5

analogous

#9AC557 #63C557 #57C582

triadic

#63C557 #5763C5 #C55763

tetradic

#63C557 #579AC5 #B957C5 #C58257

square

#63C557 #579AC5 #B957C5 #C58257

split-complementary

#63C557 #8257C5 #C5579A

monochromatic

#327829 #45A639 #63C557 #8DD584 #B7E4B2

Accessibility & contrast

On white

2.18

#63C557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#63C557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C557

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C557	#FFFFFF	#000000	##000000
##63C557	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B54C

Deuteranopia (green-blind)

#BCAC5F

Tritanopia (blue-blind)

#58BFAD

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63c557;
/* rgb */ color: rgb(99, 197, 87);
/* oklch */ color: oklch(73.9% 0.175 141.6);

Tailwind

colors: {
  custom: {
    50: '#97d789',
    500: '#63c557',
    950: '#000000',
  },
}

SCSS

$custom: #63c557;
$custom-light: #97d789;
$custom-dark: #000000;

JSON

{
  "hex": "#63c557",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 87
  },
  "hsl": {
    "h": 113.455,
    "s": 48.673,
    "l": 55.686
  },
  "oklch": {
    "l": 0.73943,
    "c": 0.17492,
    "h": 141.6
  },
  "luminance": 0.43273
}

Semantic roles & 50–950 ramp

primary

#63C557

secondary

#CEA5D3

accent

#50D8C9

background

#F9FDF8

surface

#F2FAF0

border

#CCD3CB

text

#0E140C

muted

#7E837D

Preview Lab

Preview with #63C557

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →