#665F18#665F18

#665F18 is a mid, moderate yellow. Relative luminance 0.111; OKLCH L 47.8% C 0.089 H 103.6°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#665F18
RGB	rgb(102, 95, 24)
HSL	hsl(55, 62%, 25%)
HSV	hsv(55, 76%, 40%)
CMYK	cmyk(0%, 6.9%, 76.5%, 60%)
CIE-LAB	lab(39.71, -6.16, 39.29)
CIE-LCH	lch(39.71, 39.77, 98.92°)
OKLab	oklab(47.81% -0.021 0.0869)
OKLCH	oklch(47.81% 0.089 103.6)
XYZ	xyz(9.7370, 11.0755, 2.4889)
Luminance	0.1108 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665F18 #181F66

analogous

#663818 #665F18 #466618

triadic

#665F18 #18665F #5F1866

tetradic

#665F18 #186638 #181F66 #661846

square

#665F18 #186638 #181F66 #661846

split-complementary

#665F18 #184666 #381866

monochromatic

#191706 #34310C #665F18 #988D24 #C9BB2F

Accessibility & contrast

On white

6.53

#665F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#665F18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665F18

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665F18	#FFFFFF	#000000	##FFFFFF
##665F18	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685C0C

Deuteranopia (green-blind)

#6A5F1D

Tritanopia (blue-blind)

#6E5851

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #665f18;
/* rgb */ color: rgb(102, 95, 24);
/* oklch */ color: oklch(47.8% 0.089 103.6);

Tailwind

colors: {
  custom: {
    50: '#948c5a',
    500: '#665f18',
    950: '#000000',
  },
}

SCSS

$custom: #665f18;
$custom-light: #948c5a;
$custom-dark: #000000;

JSON

{
  "hex": "#665f18",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 24
  },
  "hsl": {
    "h": 54.615,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.47813,
    "c": 0.08944,
    "h": 103.6
  },
  "luminance": 0.11075
}

Semantic roles & 50–950 ramp

primary

#665F18

secondary

#3E469C

accent

#51E543

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0E0C04

muted

#7E7D79

Preview Lab

Preview with #665F18

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

Preview Lab → · Contrast checker → · Palette generator →