#63B023#63B023

#63B023 is a light, vivid yellow-green. Relative luminance 0.338; OKLCH L 68.1% C 0.184 H 134.7°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#63B023
RGB	rgb(99, 176, 35)
HSL	hsl(93, 67%, 41%)
HSV	hsv(93, 80%, 69%)
CMYK	cmyk(43.8%, 0%, 80.1%, 31%)
CIE-LAB	lab(64.82, -46.23, 59.18)
CIE-LCH	lch(64.82, 75.09, 127.99°)
OKLab	oklab(68.13% -0.1296 0.1308)
OKLCH	oklch(68.13% 0.184 134.7)
XYZ	xyz(20.9739, 33.8235, 7.0132)
Luminance	0.3382 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B023 #7023B0

analogous

#AAB023 #63B023 #23B02A

triadic

#63B023 #2363B0 #B02363

tetradic

#63B023 #23AAB0 #7023B0 #B02A23

square

#63B023 #23AAB0 #7023B0 #B02A23

split-complementary

#63B023 #2A23B0 #B023AA

monochromatic

#2A4A0F #467D19 #63B023 #81D839 #A1E26C

Accessibility & contrast

On white

2.70

#63B023 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#63B023 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B023

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B023	#FFFFFF	#000000	##000000
##63B023	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A100

Deuteranopia (green-blind)

#AD9B33

Tritanopia (blue-blind)

#61A996

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #63b023;
/* rgb */ color: rgb(99, 176, 35);
/* oklch */ color: oklch(68.1% 0.184 134.7);

Tailwind

colors: {
  custom: {
    50: '#96c86a',
    500: '#63b023',
    950: '#000000',
  },
}

SCSS

$custom: #63b023;
$custom-light: #96c86a;
$custom-dark: #000000;

JSON

{
  "hex": "#63b023",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 35
  },
  "hsl": {
    "h": 92.766,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.68134,
    "c": 0.1841,
    "h": 134.7
  },
  "luminance": 0.33825
}

Semantic roles & 50–950 ramp

primary

#63B023

secondary

#9C67C8

accent

#3EEA9C

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63B023

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

Preview Lab → · Contrast checker → · Palette generator →