#B5C02F#B5C02F

#B5C02F is a light, vivid yellow. Relative luminance 0.477; OKLCH L 77.4% C 0.160 H 114.0°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#B5C02F
RGB	rgb(181, 192, 47)
HSL	hsl(65, 61%, 47%)
HSV	hsv(65, 76%, 75%)
CMYK	cmyk(5.7%, 0%, 75.5%, 24.7%)
CIE-LAB	lab(74.65, -21.05, 66.43)
CIE-LCH	lch(74.65, 69.69, 107.58°)
OKLab	oklab(77.43% -0.0648 0.1458)
OKLCH	oklch(77.43% 0.16 114)
XYZ	xyz(38.4200, 47.7290, 9.8775)
Luminance	0.4773 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C02F #3A2FC0

analogous

#C0832F #B5C02F #6DC02F

triadic

#B5C02F #2FB5C0 #C02FB5

tetradic

#B5C02F #2FC083 #3A2FC0 #C02F6D

square

#B5C02F #2FC083 #3A2FC0 #C02F6D

split-complementary

#B5C02F #2F6DC0 #832FC0

monochromatic

#585E17 #878F23 #B5C02F #CCD656 #DBE288

Accessibility & contrast

On white

1.99

#B5C02F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#B5C02F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C02F

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C02F	#FFFFFF	#000000	##000000
##B5C02F	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB609

Deuteranopia (green-blind)

#CEB93C

Tritanopia (blue-blind)

#C1B4A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5c02f;
/* rgb */ color: rgb(181, 192, 47);
/* oklch */ color: oklch(77.4% 0.160 114.0);

Tailwind

colors: {
  custom: {
    50: '#cfd273',
    500: '#b5c02f',
    950: '#000000',
  },
}

SCSS

$custom: #b5c02f;
$custom-light: #cfd273;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c02f",
  "rgb": {
    "r": 181,
    "g": 192,
    "b": 47
  },
  "hsl": {
    "h": 64.552,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.77429,
    "c": 0.1596,
    "h": 114
  },
  "luminance": 0.47728
}

Semantic roles & 50–950 ramp

primary

#B5C02F

secondary

#857FCB

accent

#44E450

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B5C02F

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

Preview Lab → · Contrast checker → · Palette generator →