#63B435#63B435

#63B435 is a light, vivid yellow-green. Relative luminance 0.356; OKLCH L 69.3% C 0.179 H 136.5°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#63B435
RGB	rgb(99, 180, 53)
HSL	hsl(98, 55%, 46%)
HSV	hsv(98, 71%, 71%)
CMYK	cmyk(45%, 0%, 70.6%, 29.4%)
CIE-LAB	lab(66.18, -46.70, 54.35)
CIE-LCH	lch(66.18, 71.66, 130.67°)
OKLab	oklab(69.28% -0.1297 0.1233)
OKLCH	oklch(69.28% 0.179 136.5)
XYZ	xyz(22.1088, 35.5508, 9.0645)
Luminance	0.3555 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B435 #8635B4

analogous

#A2B435 #63B435 #35B447

triadic

#63B435 #3563B4 #B43563

tetradic

#63B435 #35A2B4 #8635B4 #B44735

square

#63B435 #35A2B4 #8635B4 #B44735

split-complementary

#63B435 #4735B4 #B435A2

monochromatic

#2F5519 #498527 #63B435 #83CE58 #A6DC88

Accessibility & contrast

On white

2.59

#63B435 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#63B435 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B435

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B435	#FFFFFF	#000000	##000000
##63B435	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA521

Deuteranopia (green-blind)

#AF9E41

Tritanopia (blue-blind)

#5FAD9B

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #63b435;
/* rgb */ color: rgb(99, 180, 53);
/* oklch */ color: oklch(69.3% 0.179 136.5);

Tailwind

colors: {
  custom: {
    50: '#96cb74',
    500: '#63b435',
    950: '#000000',
  },
}

SCSS

$custom: #63b435;
$custom-light: #96cb74;
$custom-dark: #000000;

JSON

{
  "hex": "#63b435",
  "rgb": {
    "r": 99,
    "g": 180,
    "b": 53
  },
  "hsl": {
    "h": 98.268,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.69278,
    "c": 0.17893,
    "h": 136.5
  },
  "luminance": 0.35552
}

Semantic roles & 50–950 ramp

primary

#63B435

secondary

#AC7FC6

accent

#4ADEA8

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63B435

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

Preview Lab → · Contrast checker → · Palette generator →