#616B1F#616B1F

#616B1F is a mid, moderate yellow. Relative luminance 0.132; OKLCH L 50.3% C 0.099 H 116.5°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#616B1F
RGB	rgb(97, 107, 31)
HSL	hsl(68, 55%, 27%)
HSV	hsv(68, 71%, 42%)
CMYK	cmyk(9.3%, 0%, 71%, 58%)
CIE-LAB	lab(43.00, -14.88, 39.45)
CIE-LCH	lch(43.00, 42.17, 110.67°)
OKLab	oklab(50.35% -0.0443 0.0888)
OKLCH	oklch(50.35% 0.099 116.5)
XYZ	xyz(10.4350, 13.1558, 3.2857)
Luminance	0.1316 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#616B1F #291F6B

analogous

#6B4F1F #616B1F #3B6B1F

triadic

#616B1F #1F616B #6B1F61

tetradic

#616B1F #1F6B4F #291F6B #6B1F3B

square

#616B1F #1F6B4F #291F6B #6B1F3B

split-complementary

#616B1F #1F3B6B #4F1F6B

monochromatic

#161807 #363C11 #616B1F #8C9A2D #B5C73D

Accessibility & contrast

On white

5.78

#616B1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#616B1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #616B1F

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##616B1F	#FFFFFF	#000000	##FFFFFF
##616B1F	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736514

Deuteranopia (green-blind)

#726625

Tritanopia (blue-blind)

#67655C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #616b1f;
/* rgb */ color: rgb(97, 107, 31);
/* oklch */ color: oklch(50.3% 0.099 116.5);

Tailwind

colors: {
  custom: {
    50: '#909560',
    500: '#616b1f',
    950: '#000000',
  },
}

SCSS

$custom: #616b1f;
$custom-light: #909560;
$custom-dark: #000000;

JSON

{
  "hex": "#616b1f",
  "rgb": {
    "r": 97,
    "g": 107,
    "b": 31
  },
  "hsl": {
    "h": 67.895,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.50349,
    "c": 0.09923,
    "h": 116.5
  },
  "luminance": 0.13156
}

Semantic roles & 50–950 ramp

primary

#616B1F

secondary

#52479F

accent

#49DE5D

background

#F9F9F5

surface

#F1F1EA

border

#CBCBC6

text

#0D0D05

muted

#7E7E79

Preview Lab

Preview with #616B1F

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

Preview Lab → · Contrast checker → · Palette generator →