#616B59#616B59

#616B59 is a mid, muted yellow-green. Relative luminance 0.138; OKLCH L 51.4% C 0.030 H 131.2°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#616B59
RGB	rgb(97, 107, 89)
HSL	hsl(93, 9%, 38%)
HSV	hsv(93, 17%, 42%)
CMYK	cmyk(9.3%, 0%, 16.8%, 58%)
CIE-LAB	lab(43.91, -7.48, 8.82)
CIE-LCH	lch(43.91, 11.57, 130.29°)
OKLab	oklab(51.38% -0.0199 0.0228)
OKLCH	oklch(51.38% 0.03 131.2)
XYZ	xyz(11.9903, 13.7780, 11.4770)
Luminance	0.1378 (WCAG relative)
Temperature	neutral
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#616B59 #63596B

analogous

#6A6B59 #616B59 #596B5A

triadic

#616B59 #59616B #6B5961

tetradic

#616B59 #596A6B #63596B #6B5A59

square

#616B59 #596A6B #63596B #6B5A59

split-complementary

#616B59 #5A596B #6B596A

monochromatic

#242821 #434A3D #616B59 #7F8C75 #9EA896

Accessibility & contrast

On white

5.59

#616B59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#616B59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #616B59

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##616B59	#FFFFFF	#000000	##FFFFFF
##616B59	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6858

Deuteranopia (green-blind)

#6B685A

Tritanopia (blue-blind)

#626966

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #616b59;
/* rgb */ color: rgb(97, 107, 89);
/* oklch */ color: oklch(51.4% 0.030 131.2);

Tailwind

colors: {
  custom: {
    50: '#8e9588',
    500: '#616b59',
    950: '#000000',
  },
}

SCSS

$custom: #616b59;
$custom-light: #8e9588;
$custom-dark: #000000;

JSON

{
  "hex": "#616b59",
  "rgb": {
    "r": 97,
    "g": 107,
    "b": 89
  },
  "hsl": {
    "h": 93.333,
    "s": 9.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.51378,
    "c": 0.03026,
    "h": 131.2
  },
  "luminance": 0.13778
}

Semantic roles & 50–950 ramp

primary

#616B59

secondary

#918997

accent

#76B297

background

#F8F9F8

surface

#F0F1EF

border

#CBCBCA

text

#0C0D0B

muted

#7D7E7C

Preview Lab

Preview with #616B59

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

Preview Lab → · Contrast checker → · Palette generator →