#4B451F#4B451F

#4B451F is a dark, muted yellow. Relative luminance 0.059; OKLCH L 38.7% C 0.057 H 100.5°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#4B451F
RGB	rgb(75, 69, 31)
HSL	hsl(52, 42%, 21%)
HSV	hsv(52, 59%, 29%)
CMYK	cmyk(0%, 8%, 58.7%, 70.6%)
CIE-LAB	lab(29.03, -3.36, 23.61)
CIE-LCH	lch(29.03, 23.85, 98.11°)
OKLab	oklab(38.71% -0.0103 0.0556)
OKLCH	oklch(38.71% 0.057 100.5)
XYZ	xyz(5.2773, 5.8512, 2.1475)
Luminance	0.0585 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B451F #1F254B

analogous

#4B2F1F #4B451F #3B4B1F

triadic

#4B451F #1F4B45 #451F4B

tetradic

#4B451F #1F4B2F #1F254B #4B1F3B

square

#4B451F #1F4B2F #1F254B #4B1F3B

split-complementary

#4B451F #1F3B4B #2F1F4B

monochromatic

#161409 #201D0D #4B451F #766D31 #A29543

Accessibility & contrast

On white

9.68

#4B451F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#4B451F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B451F

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B451F	#FFFFFF	#000000	##FFFFFF
##4B451F	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431B

Deuteranopia (green-blind)

#4D4621

Tritanopia (blue-blind)

#51403C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4b451f;
/* rgb */ color: rgb(75, 69, 31);
/* oklch */ color: oklch(38.7% 0.057 100.5);

Tailwind

colors: {
  custom: {
    50: '#7f785c',
    500: '#4b451f',
    950: '#000000',
  },
}

SCSS

$custom: #4b451f;
$custom-light: #7f785c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b451f",
  "rgb": {
    "r": 75,
    "g": 69,
    "b": 31
  },
  "hsl": {
    "h": 51.818,
    "s": 41.509,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38707,
    "c": 0.05654,
    "h": 100.5
  },
  "luminance": 0.05851
}

Semantic roles & 50–950 ramp

primary

#4B451F

secondary

#464E80

accent

#67D156

background

#F7F7F5

surface

#EEEDE9

border

#C9C8C5

text

#0A0804

muted

#7C7B79

Preview Lab

Preview with #4B451F

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

Preview Lab → · Contrast checker → · Palette generator →