#636618#636618

#636618 is a mid, moderate yellow. Relative luminance 0.122; OKLCH L 49.2% C 0.098 H 111.7°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#636618
RGB	rgb(99, 102, 24)
HSL	hsl(62, 62%, 25%)
HSV	hsv(62, 76%, 40%)
CMYK	cmyk(2.9%, 0%, 76.5%, 60%)
CIE-LAB	lab(41.57, -11.60, 40.98)
CIE-LCH	lch(41.57, 42.59, 105.80°)
OKLab	oklab(49.23% -0.0361 0.0906)
OKLCH	oklch(49.23% 0.098 111.7)
XYZ	xyz(10.0622, 12.2216, 2.6929)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636618 #1B1866

analogous

#664218 #636618 #3C6618

triadic

#636618 #186366 #661863

tetradic

#636618 #186642 #1B1866 #66183C

square

#636618 #186642 #1B1866 #66183C

split-complementary

#636618 #183C66 #421866

monochromatic

#181906 #33340C #636618 #939824 #C3C92F

Accessibility & contrast

On white

6.10

#636618 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#636618 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636618

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636618	#FFFFFF	#000000	##FFFFFF
##636618	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6109

Deuteranopia (green-blind)

#6F631E

Tritanopia (blue-blind)

#6A5F57

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #636618;
/* rgb */ color: rgb(99, 102, 24);
/* oklch */ color: oklch(49.2% 0.098 111.7);

Tailwind

colors: {
  custom: {
    50: '#92915b',
    500: '#636618',
    950: '#000000',
  },
}

SCSS

$custom: #636618;
$custom-light: #92915b;
$custom-dark: #000000;

JSON

{
  "hex": "#636618",
  "rgb": {
    "r": 99,
    "g": 102,
    "b": 24
  },
  "hsl": {
    "h": 62.308,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.49228,
    "c": 0.09755,
    "h": 111.7
  },
  "luminance": 0.12221
}

Semantic roles & 50–950 ramp

primary

#636618

secondary

#413E9C

accent

#43E549

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #636618

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

Preview Lab → · Contrast checker → · Palette generator →