#63A623#63A623

#63A623 is a light, vivid yellow-green. Relative luminance 0.300; OKLCH L 65.6% C 0.172 H 133.5°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#63A623
RGB	rgb(99, 166, 35)
HSL	hsl(91, 65%, 39%)
HSV	hsv(91, 79%, 65%)
CMYK	cmyk(40.4%, 0%, 78.9%, 34.9%)
CIE-LAB	lab(61.69, -42.10, 56.26)
CIE-LCH	lch(61.69, 70.27, 126.81°)
OKLab	oklab(65.57% -0.1185 0.1246)
OKLCH	oklch(65.57% 0.172 133.5)
XYZ	xyz(19.0849, 30.0455, 6.3835)
Luminance	0.3005 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A623 #6623A6

analogous

#A5A623 #63A623 #23A625

triadic

#63A623 #2363A6 #A62363

tetradic

#63A623 #23A5A6 #6623A6 #A62523

square

#63A623 #23A5A6 #6623A6 #A62523

split-complementary

#63A623 #2523A6 #A623A5

monochromatic

#27410E #457318 #63A623 #81D432 #A0DF65

Accessibility & contrast

On white

3.00

#63A623 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#63A623 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A623

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A623	#FFFFFF	#000000	##000000
##63A623	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9800

Deuteranopia (green-blind)

#A49331

Tritanopia (blue-blind)

#639F8E

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #63a623;
/* rgb */ color: rgb(99, 166, 35);
/* oklch */ color: oklch(65.6% 0.172 133.5);

Tailwind

colors: {
  custom: {
    50: '#95c169',
    500: '#63a623',
    950: '#000000',
  },
}

SCSS

$custom: #63a623;
$custom-light: #95c169;
$custom-dark: #000000;

JSON

{
  "hex": "#63a623",
  "rgb": {
    "r": 99,
    "g": 166,
    "b": 35
  },
  "hsl": {
    "h": 90.687,
    "s": 65.174,
    "l": 39.412
  },
  "oklch": {
    "l": 0.65569,
    "c": 0.17197,
    "h": 133.5
  },
  "luminance": 0.30046
}

Semantic roles & 50–950 ramp

primary

#63A623

secondary

#9461C4

accent

#40E896

background

#F9FBF6

surface

#F2F7EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A623

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

Preview Lab → · Contrast checker → · Palette generator →