#666331#666331

#666331 is a mid, moderate yellow. Relative luminance 0.120; OKLCH L 49.1% C 0.070 H 105.6°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#666331
RGB	rgb(102, 99, 49)
HSL	hsl(57, 35%, 30%)
HSV	hsv(57, 52%, 40%)
CMYK	cmyk(0%, 2.9%, 52%, 60%)
CIE-LAB	lab(41.17, -6.54, 28.60)
CIE-LCH	lch(41.17, 29.33, 102.88°)
OKLab	oklab(49.06% -0.019 0.0679)
OKLCH	oklch(49.06% 0.07 105.6)
XYZ	xyz(10.4960, 11.9705, 4.6628)
Luminance	0.1197 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666331 #313466

analogous

#664931 #666331 #4F6631

triadic

#666331 #316663 #633166

tetradic

#666331 #316649 #313466 #66314F

square

#666331 #316649 #313466 #66314F

split-complementary

#666331 #314F66 #493166

monochromatic

#15140A #3D3B1D #666331 #8F8B45 #B2AE5F

Accessibility & contrast

On white

6.19

#666331 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#666331 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666331

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666331	#FFFFFF	#000000	##FFFFFF
##666331	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A602D

Deuteranopia (green-blind)

#6C6233

Tritanopia (blue-blind)

#6D5D57

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #666331;
/* rgb */ color: rgb(102, 99, 49);
/* oklch */ color: oklch(49.1% 0.070 105.6);

Tailwind

colors: {
  custom: {
    50: '#938f6a',
    500: '#666331',
    950: '#000000',
  },
}

SCSS

$custom: #666331;
$custom-light: #938f6a;
$custom-dark: #000000;

JSON

{
  "hex": "#666331",
  "rgb": {
    "r": 102,
    "g": 99,
    "b": 49
  },
  "hsl": {
    "h": 56.604,
    "s": 35.099,
    "l": 29.608
  },
  "oklch": {
    "l": 0.49057,
    "c": 0.07049,
    "h": 105.6
  },
  "luminance": 0.1197
}

Semantic roles & 50–950 ramp

primary

#666331

secondary

#5C5F97

accent

#63CB5D

background

#F9F8F6

surface

#F1F0EB

border

#CBCBC6

text

#0D0C06

muted

#7E7D7A

Preview Lab

Preview with #666331

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

Preview Lab → · Contrast checker → · Palette generator →