#63C78B#63C78B

#63C78B is a light, vivid green. Relative luminance 0.454; OKLCH L 75.3% C 0.129 H 155.3°. Best body text is #000000 at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#63C78B
RGB	rgb(99, 199, 139)
HSL	hsl(144, 47%, 58%)
HSV	hsv(144, 50%, 78%)
CMYK	cmyk(50.3%, 0%, 30.2%, 22%)
CIE-LAB	lab(73.13, -42.89, 21.28)
CIE-LCH	lch(73.13, 47.88, 153.61°)
OKLab	oklab(75.34% -0.1171 0.0539)
OKLCH	oklch(75.34% 0.129 155.3)
XYZ	xyz(30.2269, 45.3611, 31.5838)
Luminance	0.4536 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C78B #C7639F

analogous

#6DC763 #63C78B #63C7BD

triadic

#63C78B #8B63C7 #C78B63

tetradic

#63C78B #636DC7 #C7639F #C7BD63

square

#63C78B #636DC7 #C7639F #C7BD63

split-complementary

#63C78B #BD63C7 #C7636D

monochromatic

#2E8150 #3FAE6B #63C78B #90D7AC #BDE7CE

Accessibility & contrast

On white

2.08

#63C78B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.07

#63C78B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C78B

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C78B	#FFFFFF	#000000	##000000
##63C78B	1.00	2.08	10.07	10.07
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.07	21.00	1.00	1.00
##000000	10.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6BA87

Deuteranopia (green-blind)

#B8AF8F

Tritanopia (blue-blind)

#49C5B7

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #63c78b;
/* rgb */ color: rgb(99, 199, 139);
/* oklch */ color: oklch(75.3% 0.129 155.3);

Tailwind

colors: {
  custom: {
    50: '#96d8ad',
    500: '#63c78b',
    950: '#000000',
  },
}

SCSS

$custom: #63c78b;
$custom-light: #96d8ad;
$custom-dark: #000000;

JSON

{
  "hex": "#63c78b",
  "rgb": {
    "r": 99,
    "g": 199,
    "b": 139
  },
  "hsl": {
    "h": 144,
    "s": 47.17,
    "l": 58.431
  },
  "oklch": {
    "l": 0.75336,
    "c": 0.12893,
    "h": 155.3
  },
  "luminance": 0.45364
}

Semantic roles & 50–950 ramp

primary

#63C78B

secondary

#D7AFC7

accent

#51A1D7

background

#F9FDFA

surface

#F2FAF4

border

#CCD3CE

text

#0E1410

muted

#7E837F

Preview Lab

Preview with #63C78B

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

Preview Lab → · Contrast checker → · Palette generator →