#4F570F#4F570F

#4F570F is a dark, moderate yellow. Relative luminance 0.085; OKLCH L 43.5% C 0.092 H 116.0°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#4F570F
RGB	rgb(79, 87, 15)
HSL	hsl(67, 71%, 20%)
HSV	hsv(67, 83%, 34%)
CMYK	cmyk(9.2%, 0%, 82.8%, 65.9%)
CIE-LAB	lab(35.03, -13.21, 37.60)
CIE-LCH	lch(35.03, 39.85, 109.37°)
OKLab	oklab(43.54% -0.0402 0.0825)
OKLCH	oklch(43.54% 0.092 116)
XYZ	xyz(6.7191, 8.5132, 1.7411)
Luminance	0.0851 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F570F #170F57

analogous

#573B0F #4F570F #2B570F

triadic

#4F570F #0F4F57 #570F4F

tetradic

#4F570F #0F573B #170F57 #570F2B

square

#4F570F #0F573B #170F57 #570F2B

split-complementary

#4F570F #0F2B57 #3B0F57

monochromatic

#181A05 #202306 #4F570F #7E8B18 #AEBF21

Accessibility & contrast

On white

7.77

#4F570F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4F570F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F570F

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F570F	#FFFFFF	#000000	##FFFFFF
##4F570F	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5200

Deuteranopia (green-blind)

#5D5316

Tritanopia (blue-blind)

#55514A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4f570f;
/* rgb */ color: rgb(79, 87, 15);
/* oklch */ color: oklch(43.5% 0.092 116.0);

Tailwind

colors: {
  custom: {
    50: '#838654',
    500: '#4f570f',
    950: '#000000',
  },
}

SCSS

$custom: #4f570f;
$custom-light: #838654;
$custom-dark: #000000;

JSON

{
  "hex": "#4f570f",
  "rgb": {
    "r": 79,
    "g": 87,
    "b": 15
  },
  "hsl": {
    "h": 66.667,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.43539,
    "c": 0.09174,
    "h": 116
  },
  "luminance": 0.08513
}

Semantic roles & 50–950 ramp

primary

#4F570F

secondary

#3C3191

accent

#3AED4E

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0B03

muted

#7C7C78

Preview Lab

Preview with #4F570F

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

Preview Lab → · Contrast checker → · Palette generator →