#B4971B#B4971B

#B4971B is a light, vivid yellow. Relative luminance 0.319; OKLCH L 68.3% C 0.133 H 94.4°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#B4971B
RGB	rgb(180, 151, 27)
HSL	hsl(49, 74%, 41%)
HSV	hsv(49, 85%, 71%)
CMYK	cmyk(0%, 16.1%, 85%, 29.4%)
CIE-LAB	lab(63.27, -0.93, 62.25)
CIE-LCH	lch(63.27, 62.25, 90.86°)
OKLab	oklab(68.32% -0.0101 0.1331)
OKLCH	oklch(68.32% 0.133 94.4)
XYZ	xyz(30.0886, 31.9175, 5.6126)
Luminance	0.3192 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4971B #1B38B4

analogous

#B44A1B #B4971B #85B41B

triadic

#B4971B #1BB497 #971BB4

tetradic

#B4971B #1BB44A #1B38B4 #B41B85

square

#B4971B #1BB44A #1B38B4 #B41B85

split-complementary

#B4971B #1B85B4 #4A1BB4

monochromatic

#4A3E0B #7F6A13 #B4971B #DFBE2D #E7CE62

Accessibility & contrast

On white

2.84

#B4971B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#B4971B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4971B

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4971B	#FFFFFF	#000000	##000000
##B4971B	1.00	2.84	7.38	7.38
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89400

Deuteranopia (green-blind)

#B09D25

Tritanopia (blue-blind)

#C38A81

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #b4971b;
/* rgb */ color: rgb(180, 151, 27);
/* oklch */ color: oklch(68.3% 0.133 94.4);

Tailwind

colors: {
  custom: {
    50: '#cfb565',
    500: '#b4971b',
    950: '#000000',
  },
}

SCSS

$custom: #b4971b;
$custom-light: #cfb565;
$custom-dark: #000000;

JSON

{
  "hex": "#b4971b",
  "rgb": {
    "r": 180,
    "g": 151,
    "b": 27
  },
  "hsl": {
    "h": 48.627,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.68316,
    "c": 0.13345,
    "h": 94.4
  },
  "luminance": 0.31916
}

Semantic roles & 50–950 ramp

primary

#B4971B

secondary

#5F73CC

accent

#5AF137

background

#FDFBF6

surface

#FAF6EB

border

#D3D0C6

text

#151106

muted

#83807A

Preview Lab

Preview with #B4971B

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

Preview Lab → · Contrast checker → · Palette generator →