#666411#666411

#666411 is a mid, moderate yellow. Relative luminance 0.120; OKLCH L 49.0% C 0.099 H 108.1°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#666411
RGB	rgb(102, 100, 17)
HSL	hsl(59, 71%, 23%)
HSV	hsv(59, 83%, 40%)
CMYK	cmyk(0%, 2%, 83.3%, 60%)
CIE-LAB	lab(41.18, -9.36, 43.24)
CIE-LCH	lch(41.18, 44.24, 102.21°)
OKLab	oklab(48.98% -0.0307 0.0939)
OKLCH	oklch(48.98% 0.099 108.1)
XYZ	xyz(10.1382, 11.9799, 2.3085)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666411 #111366

analogous

#663911 #666411 #3D6611

triadic

#666411 #116664 #641166

tetradic

#666411 #116639 #111366 #66113D

square

#666411 #116639 #111366 #66113D

split-complementary

#666411 #113D66 #391166

monochromatic

#1A1A04 #323108 #666411 #9A971A #CFCB22

Accessibility & contrast

On white

6.18

#666411 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#666411 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666411

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666411	#FFFFFF	#000000	##FFFFFF
##666411	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6000

Deuteranopia (green-blind)

#6E6218

Tritanopia (blue-blind)

#6E5D55

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #666411;
/* rgb */ color: rgb(102, 100, 17);
/* oklch */ color: oklch(49.0% 0.099 108.1);

Tailwind

colors: {
  custom: {
    50: '#958f58',
    500: '#666411',
    950: '#000000',
  },
}

SCSS

$custom: #666411;
$custom-light: #958f58;
$custom-dark: #000000;

JSON

{
  "hex": "#666411",
  "rgb": {
    "r": 102,
    "g": 100,
    "b": 17
  },
  "hsl": {
    "h": 58.588,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.48976,
    "c": 0.09877,
    "h": 108.1
  },
  "luminance": 0.1198
}

Semantic roles & 50–950 ramp

primary

#666411

secondary

#35379E

accent

#3EEE3A

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0E0C04

muted

#7E7D79

Preview Lab

Preview with #666411

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

Preview Lab → · Contrast checker → · Palette generator →