#63C830#63C830

#63C830 is a light, highly saturated yellow-green. Relative luminance 0.442; OKLCH L 74.3% C 0.206 H 137.5°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#63C830
RGB	rgb(99, 200, 48)
HSL	hsl(100, 61%, 49%)
HSV	hsv(100, 76%, 78%)
CMYK	cmyk(50.5%, 0%, 76%, 21.6%)
CIE-LAB	lab(72.34, -54.84, 62.28)
CIE-LCH	lch(72.34, 82.98, 131.37°)
OKLab	oklab(74.34% -0.152 0.1392)
OKLCH	oklch(74.34% 0.206 137.5)
XYZ	xyz(26.3325, 44.1727, 9.9343)
Luminance	0.4417 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C830 #9530C8

analogous

#AFC830 #63C830 #30C849

triadic

#63C830 #3063C8 #C83063

tetradic

#63C830 #30AFC8 #9530C8 #C84930

square

#63C830 #30AFC8 #9530C8 #C84930

split-complementary

#63C830 #4930C8 #C830AF

monochromatic

#326518 #4B9724 #63C830 #86D85D #ABE48E

Accessibility & contrast

On white

2.14

#63C830 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.83

#63C830 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C830

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C830	#FFFFFF	#000000	##000000
##63C830	1.00	2.14	9.83	9.83
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.83	21.00	1.00	1.00
##000000	9.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB709

Deuteranopia (green-blind)

#C1AE40

Tritanopia (blue-blind)

#5CC1AB

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #63c830;
/* rgb */ color: rgb(99, 200, 48);
/* oklch */ color: oklch(74.3% 0.206 137.5);

Tailwind

colors: {
  custom: {
    50: '#99d973',
    500: '#63c830',
    950: '#000000',
  },
}

SCSS

$custom: #63c830;
$custom-light: #99d973;
$custom-dark: #000000;

JSON

{
  "hex": "#63c830",
  "rgb": {
    "r": 99,
    "g": 200,
    "b": 48
  },
  "hsl": {
    "h": 99.868,
    "s": 61.29,
    "l": 48.627
  },
  "oklch": {
    "l": 0.74337,
    "c": 0.20607,
    "h": 137.5
  },
  "luminance": 0.44175
}

Semantic roles & 50–950 ramp

primary

#63C830

secondary

#B685CE

accent

#43E4AE

background

#FAFDF7

surface

#F3FBED

border

#CDD4C8

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #63C830

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

Preview Lab → · Contrast checker → · Palette generator →