#666348#666348

#666348 is a mid, muted yellow. Relative luminance 0.122; OKLCH L 49.5% C 0.041 H 102.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#666348
RGB	rgb(102, 99, 72)
HSL	hsl(54, 17%, 34%)
HSV	hsv(54, 29%, 40%)
CMYK	cmyk(0%, 2.9%, 29.4%, 60%)
CIE-LAB	lab(41.56, -3.62, 15.81)
CIE-LCH	lch(41.56, 16.22, 102.88°)
OKLab	oklab(49.49% -0.0088 0.0398)
OKLCH	oklch(49.49% 0.041 102.4)
XYZ	xyz(11.1111, 12.2166, 7.9023)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666348 #484B66

analogous

#665448 #666348 #5A6648

triadic

#666348 #486663 #634866

tetradic

#666348 #486654 #484B66 #66485A

square

#666348 #486654 #484B66 #66485A

split-complementary

#666348 #485A66 #544866

monochromatic

#1E1D15 #42402F #666348 #8A8661 #A7A382

Accessibility & contrast

On white

6.10

#666348 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#666348 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666348

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666348	#FFFFFF	#000000	##FFFFFF
##666348	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686146

Deuteranopia (green-blind)

#696349

Tritanopia (blue-blind)

#6B5F5C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #666348;
/* rgb */ color: rgb(102, 99, 72);
/* oklch */ color: oklch(49.5% 0.041 102.4);

Tailwind

colors: {
  custom: {
    50: '#928f7b',
    500: '#666348',
    950: '#000000',
  },
}

SCSS

$custom: #666348;
$custom-light: #928f7b;
$custom-dark: #000000;

JSON

{
  "hex": "#666348",
  "rgb": {
    "r": 102,
    "g": 99,
    "b": 72
  },
  "hsl": {
    "h": 54,
    "s": 17.241,
    "l": 34.118
  },
  "oklch": {
    "l": 0.49492,
    "c": 0.04076,
    "h": 102.4
  },
  "luminance": 0.12216
}

Semantic roles & 50–950 ramp

primary

#666348

secondary

#767994

accent

#75BA6E

background

#F9F8F7

surface

#F1F0ED

border

#CBCBC8

text

#0D0C09

muted

#7E7D7B

Preview Lab

Preview with #666348

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

Preview Lab → · Contrast checker → · Palette generator →