#666F26#666F26

#666F26 is a mid, moderate yellow. Relative luminance 0.143; OKLCH L 51.8% C 0.097 H 115.8°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#666F26
RGB	rgb(102, 111, 38)
HSL	hsl(67, 49%, 29%)
HSV	hsv(67, 66%, 44%)
CMYK	cmyk(8.1%, 0%, 65.8%, 56.5%)
CIE-LAB	lab(44.71, -14.27, 38.22)
CIE-LCH	lch(44.71, 40.80, 110.48°)
OKLab	oklab(51.84% -0.0422 0.0872)
OKLCH	oklch(51.84% 0.097 115.8)
XYZ	xyz(11.5140, 14.3338, 3.9935)
Luminance	0.1433 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666F26 #2F266F

analogous

#6F5426 #666F26 #426F26

triadic

#666F26 #26666F #6F2666

tetradic

#666F26 #266F54 #2F266F #6F2642

square

#666F26 #266F54 #2F266F #6F2642

split-complementary

#666F26 #26426F #54266F

monochromatic

#151708 #3C4116 #666F26 #909D36 #B4C24D

Accessibility & contrast

On white

5.43

#666F26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#666F26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666F26

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666F26	#FFFFFF	#000000	##FFFFFF
##666F26	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#77691D

Deuteranopia (green-blind)

#766A2B

Tritanopia (blue-blind)

#6C6960

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #666f26;
/* rgb */ color: rgb(102, 111, 38);
/* oklch */ color: oklch(51.8% 0.097 115.8);

Tailwind

colors: {
  custom: {
    50: '#949864',
    500: '#666f26',
    950: '#000000',
  },
}

SCSS

$custom: #666f26;
$custom-light: #949864;
$custom-dark: #000000;

JSON

{
  "hex": "#666f26",
  "rgb": {
    "r": 102,
    "g": 111,
    "b": 38
  },
  "hsl": {
    "h": 67.397,
    "s": 48.993,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51843,
    "c": 0.09686,
    "h": 115.8
  },
  "luminance": 0.14334
}

Semantic roles & 50–950 ramp

primary

#666F26

secondary

#594FA2

accent

#4FD960

background

#F9F9F6

surface

#F2F2EB

border

#CCCCC6

text

#0D0D06

muted

#7E7E7A

Preview Lab

Preview with #666F26

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

Preview Lab → · Contrast checker → · Palette generator →