#63A823#63A823

#63A823 is a light, vivid yellow-green. Relative luminance 0.308; OKLCH L 66.1% C 0.174 H 133.8°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#63A823
RGB	rgb(99, 168, 35)
HSL	hsl(91, 66%, 40%)
HSV	hsv(91, 79%, 66%)
CMYK	cmyk(41.1%, 0%, 79.2%, 34.1%)
CIE-LAB	lab(62.32, -42.94, 56.85)
CIE-LCH	lch(62.32, 71.24, 127.06°)
OKLab	oklab(66.08% -0.1207 0.1259)
OKLCH	oklch(66.08% 0.174 133.8)
XYZ	xyz(19.4513, 30.7783, 6.5057)
Luminance	0.3078 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A823 #6823A8

analogous

#A5A823 #63A823 #23A826

triadic

#63A823 #2363A8 #A82363

tetradic

#63A823 #23A5A8 #6823A8 #A82623

square

#63A823 #23A5A8 #6823A8 #A82623

split-complementary

#63A823 #2623A8 #A823A5

monochromatic

#27430E #457518 #63A823 #81D534 #A0DF66

Accessibility & contrast

On white

2.93

#63A823 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#63A823 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A823

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A823	#FFFFFF	#000000	##000000
##63A823	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9A00

Deuteranopia (green-blind)

#A69532

Tritanopia (blue-blind)

#63A18F

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #63a823;
/* rgb */ color: rgb(99, 168, 35);
/* oklch */ color: oklch(66.1% 0.174 133.8);

Tailwind

colors: {
  custom: {
    50: '#95c269',
    500: '#63a823',
    950: '#000000',
  },
}

SCSS

$custom: #63a823;
$custom-light: #95c269;
$custom-dark: #000000;

JSON

{
  "hex": "#63a823",
  "rgb": {
    "r": 99,
    "g": 168,
    "b": 35
  },
  "hsl": {
    "h": 91.128,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66083,
    "c": 0.17442,
    "h": 133.8
  },
  "luminance": 0.30779
}

Semantic roles & 50–950 ramp

primary

#63A823

secondary

#9562C5

accent

#3FE897

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A823

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

Preview Lab → · Contrast checker → · Palette generator →