#635F18#635F18

#635F18 is a mid, moderate yellow. Relative luminance 0.109; OKLCH L 47.5% C 0.090 H 106.1°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#635F18
RGB	rgb(99, 95, 24)
HSL	hsl(57, 61%, 24%)
HSV	hsv(57, 76%, 39%)
CMYK	cmyk(0%, 4%, 75.8%, 61.2%)
CIE-LAB	lab(39.42, -7.62, 38.91)
CIE-LCH	lch(39.42, 39.65, 101.08°)
OKLab	oklab(47.51% -0.0249 0.0862)
OKLCH	oklch(47.51% 0.09 106.1)
XYZ	xyz(9.4030, 10.9034, 2.4732)
Luminance	0.1090 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635F18 #181C63

analogous

#633A18 #635F18 #426318

triadic

#635F18 #18635F #5F1863

tetradic

#635F18 #18633A #181C63 #631842

square

#635F18 #18633A #181C63 #631842

split-complementary

#635F18 #184263 #3A1863

monochromatic

#191806 #32300C #635F18 #948E24 #C6BE30

Accessibility & contrast

On white

6.60

#635F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#635F18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635F18

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635F18	#FFFFFF	#000000	##FFFFFF
##635F18	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685B0C

Deuteranopia (green-blind)

#695E1D

Tritanopia (blue-blind)

#6B5851

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #635f18;
/* rgb */ color: rgb(99, 95, 24);
/* oklch */ color: oklch(47.5% 0.090 106.1);

Tailwind

colors: {
  custom: {
    50: '#928c5a',
    500: '#635f18',
    950: '#000000',
  },
}

SCSS

$custom: #635f18;
$custom-light: #928c5a;
$custom-dark: #000000;

JSON

{
  "hex": "#635f18",
  "rgb": {
    "r": 99,
    "g": 95,
    "b": 24
  },
  "hsl": {
    "h": 56.8,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.47512,
    "c": 0.08978,
    "h": 106.1
  },
  "luminance": 0.10903
}

Semantic roles & 50–950 ramp

primary

#635F18

secondary

#3E4299

accent

#4CE444

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #635F18

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

Preview Lab → · Contrast checker → · Palette generator →