#636719#636719

#636719 is a mid, moderate yellow. Relative luminance 0.124; OKLCH L 49.5% C 0.098 H 112.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#636719
RGB	rgb(99, 103, 25)
HSL	hsl(63, 61%, 25%)
HSV	hsv(63, 76%, 40%)
CMYK	cmyk(3.9%, 0%, 75.7%, 59.6%)
CIE-LAB	lab(41.88, -12.10, 40.89)
CIE-LCH	lch(41.88, 42.65, 106.49°)
OKLab	oklab(49.48% -0.0374 0.0906)
OKLCH	oklch(49.48% 0.098 112.4)
XYZ	xyz(10.1716, 12.4236, 2.7817)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636719 #1D1967

analogous

#674419 #636719 #3C6719

triadic

#636719 #196367 #671963

tetradic

#636719 #196744 #1D1967 #67193C

square

#636719 #196744 #1D1967 #67193C

split-complementary

#636719 #193C67 #441967

monochromatic

#181906 #34360D #636719 #929825 #C2C931

Accessibility & contrast

On white

6.03

#636719 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#636719 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636719

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636719	#FFFFFF	#000000	##FFFFFF
##636719	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)

#6F620B

Deuteranopia (green-blind)

#6F641F

Tritanopia (blue-blind)

#6A6058

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #636719;
/* rgb */ color: rgb(99, 103, 25);
/* oklch */ color: oklch(49.5% 0.098 112.4);

Tailwind

colors: {
  custom: {
    50: '#92925c',
    500: '#636719',
    950: '#000000',
  },
}

SCSS

$custom: #636719;
$custom-light: #92925c;
$custom-dark: #000000;

JSON

{
  "hex": "#636719",
  "rgb": {
    "r": 99,
    "g": 103,
    "b": 25
  },
  "hsl": {
    "h": 63.077,
    "s": 60.938,
    "l": 25.098
  },
  "oklch": {
    "l": 0.49482,
    "c": 0.09805,
    "h": 112.4
  },
  "luminance": 0.12423
}

Semantic roles & 50–950 ramp

primary

#636719

secondary

#443F9D

accent

#44E44C

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #636719

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

Preview Lab → · Contrast checker → · Palette generator →