#636717#636717

#636717 is a mid, moderate yellow. Relative luminance 0.124; OKLCH L 49.5% C 0.099 H 112.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#636717
RGB	rgb(99, 103, 23)
HSL	hsl(63, 63%, 25%)
HSV	hsv(63, 78%, 40%)
CMYK	cmyk(3.9%, 0%, 77.7%, 59.6%)
CIE-LAB	lab(41.87, -12.21, 41.65)
CIE-LCH	lch(41.87, 43.41, 106.34°)
OKLab	oklab(49.47% -0.0379 0.0919)
OKLCH	oklch(49.47% 0.099 112.4)
XYZ	xyz(10.1508, 12.4152, 2.6721)
Luminance	0.1241 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636717 #1B1767

analogous

#674317 #636717 #3B6717

triadic

#636717 #176367 #671763

tetradic

#636717 #176743 #1B1767 #67173B

square

#636717 #176743 #1B1767 #67173B

split-complementary

#636717 #173B67 #431767

monochromatic

#181906 #33350C #636717 #939922 #C3CB2D

Accessibility & contrast

On white

6.03

#636717 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#636717 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636717

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636717	#FFFFFF	#000000	##FFFFFF
##636717	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6207

Deuteranopia (green-blind)

#70641E

Tritanopia (blue-blind)

#6A6058

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #636717;
/* rgb */ color: rgb(99, 103, 23);
/* oklch */ color: oklch(49.5% 0.099 112.4);

Tailwind

colors: {
  custom: {
    50: '#92925b',
    500: '#636717',
    950: '#000000',
  },
}

SCSS

$custom: #636717;
$custom-light: #92925b;
$custom-dark: #000000;

JSON

{
  "hex": "#636717",
  "rgb": {
    "r": 99,
    "g": 103,
    "b": 23
  },
  "hsl": {
    "h": 63,
    "s": 63.492,
    "l": 24.706
  },
  "oklch": {
    "l": 0.49468,
    "c": 0.09936,
    "h": 112.4
  },
  "luminance": 0.12415
}

Semantic roles & 50–950 ramp

primary

#636717

secondary

#413D9D

accent

#41E74A

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #636717

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

Preview Lab → · Contrast checker → · Palette generator →