#665C18#665C18

#665C18 is a mid, moderate yellow. Relative luminance 0.105; OKLCH L 47.1% C 0.087 H 100.7°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#665C18
RGB	rgb(102, 92, 24)
HSL	hsl(52, 62%, 25%)
HSV	hsv(52, 76%, 40%)
CMYK	cmyk(0%, 9.8%, 76.5%, 60%)
CIE-LAB	lab(38.80, -4.41, 38.41)
CIE-LCH	lch(38.80, 38.66, 96.55°)
OKLab	oklab(47.1% -0.0161 0.0851)
OKLCH	oklch(47.1% 0.087 100.7)
XYZ	xyz(9.4719, 10.5455, 2.4005)
Luminance	0.1055 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665C18 #182266

analogous

#663518 #665C18 #496618

triadic

#665C18 #18665C #5C1866

tetradic

#665C18 #186635 #182266 #661849

square

#665C18 #186635 #182266 #661849

split-complementary

#665C18 #184966 #351866

monochromatic

#191606 #342F0C #665C18 #988924 #C9B52F

Accessibility & contrast

On white

6.75

#665C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#665C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665C18

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665C18	#FFFFFF	#000000	##FFFFFF
##665C18	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65590D

Deuteranopia (green-blind)

#685D1C

Tritanopia (blue-blind)

#6E554F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #665c18;
/* rgb */ color: rgb(102, 92, 24);
/* oklch */ color: oklch(47.1% 0.087 100.7);

Tailwind

colors: {
  custom: {
    50: '#94895a',
    500: '#665c18',
    950: '#000000',
  },
}

SCSS

$custom: #665c18;
$custom-light: #94895a;
$custom-dark: #000000;

JSON

{
  "hex": "#665c18",
  "rgb": {
    "r": 102,
    "g": 92,
    "b": 24
  },
  "hsl": {
    "h": 52.308,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.47095,
    "c": 0.08658,
    "h": 100.7
  },
  "luminance": 0.10545
}

Semantic roles & 50–950 ramp

primary

#665C18

secondary

#3E4A9C

accent

#58E543

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0E0B04

muted

#7E7C79

Preview Lab

Preview with #665C18

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

Preview Lab → · Contrast checker → · Palette generator →