#636611#636611

#636611 is a mid, moderate yellow. Relative luminance 0.122; OKLCH L 49.2% C 0.102 H 111.7°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#636611
RGB	rgb(99, 102, 17)
HSL	hsl(62, 71%, 23%)
HSV	hsv(62, 83%, 40%)
CMYK	cmyk(2.9%, 0%, 83.3%, 60%)
CIE-LAB	lab(41.53, -11.93, 43.44)
CIE-LCH	lch(41.53, 45.05, 105.35°)
OKLab	oklab(49.18% -0.0376 0.0945)
OKLCH	oklch(49.18% 0.102 111.7)
XYZ	xyz(9.9985, 12.1961, 2.3576)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636611 #141166

analogous

#663E11 #636611 #386611

triadic

#636611 #116366 #661163

tetradic

#636611 #11663E #141166 #661138

square

#636611 #11663E #141166 #661138

split-complementary

#636611 #113866 #3E1166

monochromatic

#191A04 #303208 #636611 #969A1A #C9CF22

Accessibility & contrast

On white

6.11

#636611 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#636611 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636611

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636611	#FFFFFF	#000000	##FFFFFF
##636611	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6100

Deuteranopia (green-blind)

#6F6319

Tritanopia (blue-blind)

#6A5F56

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #636611;
/* rgb */ color: rgb(99, 102, 17);
/* oklch */ color: oklch(49.2% 0.102 111.7);

Tailwind

colors: {
  custom: {
    50: '#929158',
    500: '#636611',
    950: '#000000',
  },
}

SCSS

$custom: #636611;
$custom-light: #929158;
$custom-dark: #000000;

JSON

{
  "hex": "#636611",
  "rgb": {
    "r": 99,
    "g": 102,
    "b": 17
  },
  "hsl": {
    "h": 62.118,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.49183,
    "c": 0.10168,
    "h": 111.7
  },
  "luminance": 0.12196
}

Semantic roles & 50–950 ramp

primary

#636611

secondary

#38359E

accent

#3AEE40

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #636611

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

Preview Lab → · Contrast checker → · Palette generator →