#63AE28#63AE28

#63AE28 is a light, vivid yellow-green. Relative luminance 0.331; OKLCH L 67.7% C 0.179 H 134.8°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#63AE28
RGB	rgb(99, 174, 40)
HSL	hsl(94, 63%, 42%)
HSV	hsv(94, 77%, 68%)
CMYK	cmyk(43.1%, 0%, 77%, 31.8%)
CIE-LAB	lab(64.22, -45.14, 57.06)
CIE-LCH	lch(64.22, 72.75, 128.35°)
OKLab	oklab(67.65% -0.1263 0.1271)
OKLCH	oklch(67.65% 0.179 134.8)
XYZ	xyz(20.6642, 33.0768, 7.3027)
Luminance	0.3308 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AE28 #7328AE

analogous

#A6AE28 #63AE28 #28AE30

triadic

#63AE28 #2863AE #AE2863

tetradic

#63AE28 #28A6AE #7328AE #AE3028

square

#63AE28 #28A6AE #7328AE #AE3028

split-complementary

#63AE28 #3028AE #AE28A6

monochromatic

#2A4A11 #477C1D #63AE28 #81D340 #A2DF72

Accessibility & contrast

On white

2.76

#63AE28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#63AE28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AE28

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AE28	#FFFFFF	#000000	##000000
##63AE28	1.00	2.76	7.62	7.62
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A005

Deuteranopia (green-blind)

#AB9936

Tritanopia (blue-blind)

#61A795

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #63ae28;
/* rgb */ color: rgb(99, 174, 40);
/* oklch */ color: oklch(67.7% 0.179 134.8);

Tailwind

colors: {
  custom: {
    50: '#96c76c',
    500: '#63ae28',
    950: '#000000',
  },
}

SCSS

$custom: #63ae28;
$custom-light: #96c76c;
$custom-dark: #000000;

JSON

{
  "hex": "#63ae28",
  "rgb": {
    "r": 99,
    "g": 174,
    "b": 40
  },
  "hsl": {
    "h": 93.582,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.67651,
    "c": 0.1792,
    "h": 134.8
  },
  "luminance": 0.33078
}

Semantic roles & 50–950 ramp

primary

#63AE28

secondary

#9E6CC6

accent

#42E69E

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63AE28

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

Preview Lab → · Contrast checker → · Palette generator →