#B9C02F#B9C02F

#B9C02F is a light, vivid yellow. Relative luminance 0.482; OKLCH L 77.8% C 0.158 H 112.4°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#B9C02F
RGB	rgb(185, 192, 47)
HSL	hsl(63, 61%, 47%)
HSV	hsv(63, 76%, 75%)
CMYK	cmyk(3.6%, 0%, 75.5%, 24.7%)
CIE-LAB	lab(74.96, -19.36, 66.83)
CIE-LCH	lch(74.96, 69.58, 106.16°)
OKLab	oklab(77.75% -0.0604 0.1465)
OKLCH	oklch(77.75% 0.158 112.4)
XYZ	xyz(39.3716, 48.2197, 9.9221)
Luminance	0.4822 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C02F #362FC0

analogous

#C07F2F #B9C02F #70C02F

triadic

#B9C02F #2FB9C0 #C02FB9

tetradic

#B9C02F #2FC07F #362FC0 #C02F70

square

#B9C02F #2FC07F #362FC0 #C02F70

split-complementary

#B9C02F #2F70C0 #7F2FC0

monochromatic

#5A5E17 #8A8F23 #B9C02F #D0D656 #DDE288

Accessibility & contrast

On white

1.97

#B9C02F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#B9C02F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C02F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C02F	#FFFFFF	#000000	##000000
##B9C02F	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB709

Deuteranopia (green-blind)

#CFBA3B

Tritanopia (blue-blind)

#C6B4A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b9c02f;
/* rgb */ color: rgb(185, 192, 47);
/* oklch */ color: oklch(77.8% 0.158 112.4);

Tailwind

colors: {
  custom: {
    50: '#d2d273',
    500: '#b9c02f',
    950: '#000000',
  },
}

SCSS

$custom: #b9c02f;
$custom-light: #d2d273;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c02f",
  "rgb": {
    "r": 185,
    "g": 192,
    "b": 47
  },
  "hsl": {
    "h": 62.897,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.77753,
    "c": 0.15848,
    "h": 112.4
  },
  "luminance": 0.48219
}

Semantic roles & 50–950 ramp

primary

#B9C02F

secondary

#837FCB

accent

#44E44C

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#151409

muted

#83827B

Preview Lab

Preview with #B9C02F

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

Preview Lab → · Contrast checker → · Palette generator →