#B3A21B#B3A21B

#B3A21B is a light, vivid yellow. Relative luminance 0.355; OKLCH L 70.6% C 0.141 H 101.4°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#B3A21B
RGB	rgb(179, 162, 27)
HSL	hsl(53, 74%, 40%)
HSV	hsv(53, 85%, 70%)
CMYK	cmyk(0%, 9.5%, 84.9%, 29.8%)
CIE-LAB	lab(66.14, -7.27, 64.60)
CIE-LCH	lch(66.14, 65.00, 96.42°)
OKLab	oklab(70.56% -0.0279 0.1383)
OKLCH	oklch(70.56% 0.141 101.4)
XYZ	xyz(31.7102, 35.5050, 6.2196)
Luminance	0.3550 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3A21B #1B2CB3

analogous

#B3561B #B3A21B #78B31B

triadic

#B3A21B #1BB3A2 #A21BB3

tetradic

#B3A21B #1BB356 #1B2CB3 #B31B78

square

#B3A21B #1BB356 #1B2CB3 #B31B78

split-complementary

#B3A21B #1B78B3 #561BB3

monochromatic

#49420B #7E7213 #B3A21B #DFCB2C #E7D861

Accessibility & contrast

On white

2.59

#B3A21B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#B3A21B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3A21B

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3A21B	#FFFFFF	#000000	##000000
##B3A21B	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D00

Deuteranopia (green-blind)

#B7A428

Tritanopia (blue-blind)

#C1958A

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #b3a21b;
/* rgb */ color: rgb(179, 162, 27);
/* oklch */ color: oklch(70.6% 0.141 101.4);

Tailwind

colors: {
  custom: {
    50: '#cebd67',
    500: '#b3a21b',
    950: '#000000',
  },
}

SCSS

$custom: #b3a21b;
$custom-light: #cebd67;
$custom-dark: #000000;

JSON

{
  "hex": "#b3a21b",
  "rgb": {
    "r": 179,
    "g": 162,
    "b": 27
  },
  "hsl": {
    "h": 53.289,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.70564,
    "c": 0.14107,
    "h": 101.4
  },
  "luminance": 0.35503
}

Semantic roles & 50–950 ramp

primary

#B3A21B

secondary

#5E6ACC

accent

#4CF037

background

#FDFBF6

surface

#FAF6EB

border

#D3D0C6

text

#141207

muted

#83817A

Preview Lab

Preview with #B3A21B

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

Preview Lab → · Contrast checker → · Palette generator →