#63B577#63B577

#63B577 is a light, vivid green. Relative luminance 0.370; OKLCH L 70.5% C 0.121 H 150.2°. Best body text is #000000 at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#63B577
RGB	rgb(99, 181, 119)
HSL	hsl(135, 36%, 55%)
HSV	hsv(135, 45%, 71%)
CMYK	cmyk(45.3%, 0%, 34.3%, 29%)
CIE-LAB	lab(67.30, -38.70, 24.03)
CIE-LCH	lch(67.30, 45.55, 148.17°)
OKLab	oklab(70.46% -0.1054 0.0603)
OKLCH	oklch(70.46% 0.121 150.2)
XYZ	xyz(24.9977, 37.0305, 23.2796)
Luminance	0.3703 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B577 #B563A1

analogous

#78B563 #63B577 #63B5A0

triadic

#63B577 #7763B5 #B57763

tetradic

#63B577 #6378B5 #B563A1 #B5A063

square

#63B577 #6378B5 #B563A1 #B5A063

split-complementary

#63B577 #A063B5 #B56378

monochromatic

#336B40 #469459 #63B577 #8DC99B #B6DCBF

Accessibility & contrast

On white

2.50

#63B577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.41

#63B577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B577

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B577	#FFFFFF	#000000	##000000
##63B577	1.00	2.50	8.41	8.41
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.41	21.00	1.00	1.00
##000000	8.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A973

Deuteranopia (green-blind)

#AAA17B

Tritanopia (blue-blind)

#54B2A5

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63b577;
/* rgb */ color: rgb(99, 181, 119);
/* oklch */ color: oklch(70.5% 0.121 150.2);

Tailwind

colors: {
  custom: {
    50: '#94cc9e',
    500: '#63b577',
    950: '#000000',
  },
}

SCSS

$custom: #63b577;
$custom-light: #94cc9e;
$custom-dark: #000000;

JSON

{
  "hex": "#63b577",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 119
  },
  "hsl": {
    "h": 134.634,
    "s": 35.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.70463,
    "c": 0.12143,
    "h": 150.2
  },
  "luminance": 0.37032
}

Semantic roles & 50–950 ramp

primary

#63B577

secondary

#CBA9C3

accent

#5CB0CC

background

#F9FCF9

surface

#F2F9F2

border

#CCD2CC

text

#0D130E

muted

#7E827E

Preview Lab

Preview with #63B577

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

Preview Lab → · Contrast checker → · Palette generator →