#635E1E#635E1E

#635E1E is a mid, moderate yellow. Relative luminance 0.108; OKLCH L 47.3% C 0.084 H 104.9°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#635E1E
RGB	rgb(99, 94, 30)
HSL	hsl(56, 53%, 25%)
HSV	hsv(56, 70%, 39%)
CMYK	cmyk(0%, 5.1%, 69.7%, 61.2%)
CIE-LAB	lab(39.16, -6.67, 36.01)
CIE-LCH	lch(39.16, 36.62, 100.50°)
OKLab	oklab(47.32% -0.0215 0.0813)
OKLCH	oklch(47.32% 0.084 104.9)
XYZ	xyz(9.3830, 10.7521, 2.8092)
Luminance	0.1075 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635E1E #1E2363

analogous

#633B1E #635E1E #45631E

triadic

#635E1E #1E635E #5E1E63

tetradic

#635E1E #1E633B #1E2363 #631E45

square

#635E1E #1E633B #1E2363 #631E45

split-complementary

#635E1E #1E4563 #3B1E63

monochromatic

#171607 #343110 #635E1E #928B2C #C1B73A

Accessibility & contrast

On white

6.67

#635E1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#635E1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635E1E

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635E1E	#FFFFFF	#000000	##FFFFFF
##635E1E	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665B16

Deuteranopia (green-blind)

#685E22

Tritanopia (blue-blind)

#6B5751

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #635e1e;
/* rgb */ color: rgb(99, 94, 30);
/* oklch */ color: oklch(47.3% 0.084 104.9);

Tailwind

colors: {
  custom: {
    50: '#928b5e',
    500: '#635e1e',
    950: '#000000',
  },
}

SCSS

$custom: #635e1e;
$custom-light: #928b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#635e1e",
  "rgb": {
    "r": 99,
    "g": 94,
    "b": 30
  },
  "hsl": {
    "h": 55.652,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.47322,
    "c": 0.08408,
    "h": 104.9
  },
  "luminance": 0.10752
}

Semantic roles & 50–950 ramp

primary

#635E1E

secondary

#454B98

accent

#55DD4B

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #635E1E

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

Preview Lab → · Contrast checker → · Palette generator →