#666B14#666B14

#666B14 is a mid, moderate yellow. Relative luminance 0.134; OKLCH L 50.7% C 0.105 H 113.0°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#666B14
RGB	rgb(102, 107, 20)
HSL	hsl(63, 69%, 25%)
HSV	hsv(63, 81%, 42%)
CMYK	cmyk(4.7%, 0%, 81.3%, 58%)
CIE-LAB	lab(43.35, -13.15, 44.19)
CIE-LCH	lch(43.35, 46.10, 106.57°)
OKLab	oklab(50.71% -0.0409 0.0965)
OKLCH	oklch(50.71% 0.105 113)
XYZ	xyz(10.8638, 13.3909, 2.6741)
Luminance	0.1339 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666B14 #19146B

analogous

#6B4414 #666B14 #3B6B14

triadic

#666B14 #14666B #6B1466

tetradic

#666B14 #146B44 #19146B #6B143B

square

#666B14 #146B44 #19146B #6B143B

split-complementary

#666B14 #143B6B #44146B

monochromatic

#191A05 #35370A #666B14 #979F1E #C8D227

Accessibility & contrast

On white

5.71

#666B14 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#666B14 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666B14

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666B14	#FFFFFF	#000000	##FFFFFF
##666B14	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#746600

Deuteranopia (green-blind)

#74671C

Tritanopia (blue-blind)

#6D645B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #666b14;
/* rgb */ color: rgb(102, 107, 20);
/* oklch */ color: oklch(50.7% 0.105 113.0);

Tailwind

colors: {
  custom: {
    50: '#95955a',
    500: '#666b14',
    950: '#000000',
  },
}

SCSS

$custom: #666b14;
$custom-light: #95955a;
$custom-dark: #000000;

JSON

{
  "hex": "#666b14",
  "rgb": {
    "r": 102,
    "g": 107,
    "b": 20
  },
  "hsl": {
    "h": 63.448,
    "s": 68.504,
    "l": 24.902
  },
  "oklch": {
    "l": 0.5071,
    "c": 0.10485,
    "h": 113
  },
  "luminance": 0.13391
}

Semantic roles & 50–950 ramp

primary

#666B14

secondary

#3F39A2

accent

#3CEB47

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0E0D04

muted

#7E7E79

Preview Lab

Preview with #666B14

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

Preview Lab → · Contrast checker → · Palette generator →