#646121#646121

#646121 is a mid, moderate yellow. Relative luminance 0.114; OKLCH L 48.2% C 0.085 H 106.6°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#646121
RGB	rgb(100, 97, 33)
HSL	hsl(57, 50%, 26%)
HSV	hsv(57, 67%, 39%)
CMYK	cmyk(0%, 3%, 67%, 60.8%)
CIE-LAB	lab(40.19, -7.72, 35.71)
CIE-LCH	lch(40.19, 36.53, 102.20°)
OKLab	oklab(48.18% -0.0242 0.0811)
OKLCH	oklch(48.18% 0.085 106.6)
XYZ	xyz(9.8051, 11.3688, 3.1165)
Luminance	0.1137 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646121 #212464

analogous

#643F21 #646121 #456421

triadic

#646121 #216461 #612164

tetradic

#646121 #21643F #212464 #642145

square

#646121 #21643F #212464 #642145

split-complementary

#646121 #214564 #3F2164

monochromatic

#171608 #363412 #646121 #928E30 #C0BA40

Accessibility & contrast

On white

6.41

#646121 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#646121 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646121

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646121	#FFFFFF	#000000	##FFFFFF
##646121	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695D19

Deuteranopia (green-blind)

#6B6025

Tritanopia (blue-blind)

#6B5B54

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #646121;
/* rgb */ color: rgb(100, 97, 33);
/* oklch */ color: oklch(48.2% 0.085 106.6);

Tailwind

colors: {
  custom: {
    50: '#928d60',
    500: '#646121',
    950: '#000000',
  },
}

SCSS

$custom: #646121;
$custom-light: #928d60;
$custom-dark: #000000;

JSON

{
  "hex": "#646121",
  "rgb": {
    "r": 100,
    "g": 97,
    "b": 33
  },
  "hsl": {
    "h": 57.313,
    "s": 50.376,
    "l": 26.078
  },
  "oklch": {
    "l": 0.48178,
    "c": 0.08467,
    "h": 106.6
  },
  "luminance": 0.11369
}

Semantic roles & 50–950 ramp

primary

#646121

secondary

#494C98

accent

#54DA4E

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C05

muted

#7E7D79

Preview Lab

Preview with #646121

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

Preview Lab → · Contrast checker → · Palette generator →