#4B540F#4B540F

#4B540F is a dark, moderate yellow. Relative luminance 0.079; OKLCH L 42.4% C 0.090 H 117.0°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#4B540F
RGB	rgb(75, 84, 15)
HSL	hsl(68, 70%, 19%)
HSV	hsv(68, 82%, 33%)
CMYK	cmyk(10.7%, 0%, 82.1%, 67.1%)
CIE-LAB	lab(33.71, -13.46, 36.25)
CIE-LCH	lch(33.71, 38.67, 110.37°)
OKLab	oklab(42.4% -0.0406 0.0798)
OKLCH	oklch(42.4% 0.09 117)
XYZ	xyz(6.1584, 7.8711, 1.6467)
Luminance	0.0787 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B540F #180F54

analogous

#543B0F #4B540F #29540F

triadic

#4B540F #0F4B54 #540F4B

tetradic

#4B540F #0F543B #180F54 #540F29

square

#4B540F #0F543B #180F54 #540F29

split-complementary

#4B540F #0F2954 #3B0F54

monochromatic

#171A05 #1D2006 #4B540F #798818 #A8BC22

Accessibility & contrast

On white

8.16

#4B540F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4B540F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B540F

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B540F	#FFFFFF	#000000	##FFFFFF
##4B540F	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F02

Deuteranopia (green-blind)

#595015

Tritanopia (blue-blind)

#504F47

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4b540f;
/* rgb */ color: rgb(75, 84, 15);
/* oklch */ color: oklch(42.4% 0.090 117.0);

Tailwind

colors: {
  custom: {
    50: '#808454',
    500: '#4b540f',
    950: '#000000',
  },
}

SCSS

$custom: #4b540f;
$custom-light: #808454;
$custom-dark: #000000;

JSON

{
  "hex": "#4b540f",
  "rgb": {
    "r": 75,
    "g": 84,
    "b": 15
  },
  "hsl": {
    "h": 67.826,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.42396,
    "c": 0.08952,
    "h": 117
  },
  "luminance": 0.07871
}

Semantic roles & 50–950 ramp

primary

#4B540F

secondary

#3D318E

accent

#3BED52

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0A0A03

muted

#7C7C78

Preview Lab

Preview with #4B540F

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

Preview Lab → · Contrast checker → · Palette generator →