#666128#666128

#666128 is a mid, moderate yellow. Relative luminance 0.115; OKLCH L 48.5% C 0.078 H 104.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#666128
RGB	rgb(102, 97, 40)
HSL	hsl(55, 44%, 28%)
HSV	hsv(55, 61%, 40%)
CMYK	cmyk(0%, 4.9%, 60.8%, 60%)
CIE-LAB	lab(40.46, -6.22, 32.57)
CIE-LCH	lch(40.46, 33.16, 100.82°)
OKLab	oklab(48.45% -0.0192 0.0755)
OKLCH	oklch(48.45% 0.078 104.3)
XYZ	xyz(10.1375, 11.5277, 3.6981)
Luminance	0.1153 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666128 #282D66

analogous

#664228 #666128 #4C6628

triadic

#666128 #286661 #612866

tetradic

#666128 #286642 #282D66 #66284C

square

#666128 #286642 #282D66 #66284C

split-complementary

#666128 #284C66 #422866

monochromatic

#161509 #3A3717 #666128 #928B39 #BAB14F

Accessibility & contrast

On white

6.35

#666128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#666128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666128

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666128	#FFFFFF	#000000	##FFFFFF
##666128	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695E22

Deuteranopia (green-blind)

#6B612B

Tritanopia (blue-blind)

#6D5B54

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #666128;
/* rgb */ color: rgb(102, 97, 40);
/* oklch */ color: oklch(48.5% 0.078 104.3);

Tailwind

colors: {
  custom: {
    50: '#938d64',
    500: '#666128',
    950: '#000000',
  },
}

SCSS

$custom: #666128;
$custom-light: #938d64;
$custom-dark: #000000;

JSON

{
  "hex": "#666128",
  "rgb": {
    "r": 102,
    "g": 97,
    "b": 40
  },
  "hsl": {
    "h": 55.161,
    "s": 43.662,
    "l": 27.843
  },
  "oklch": {
    "l": 0.48454,
    "c": 0.07787,
    "h": 104.3
  },
  "luminance": 0.11527
}

Semantic roles & 50–950 ramp

primary

#666128

secondary

#515799

accent

#5FD354

background

#F9F8F6

surface

#F2F0EB

border

#CCCBC6

text

#0D0C05

muted

#7E7D7A

Preview Lab

Preview with #666128

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

Preview Lab → · Contrast checker → · Palette generator →