#B7CA37#B7CA37

#B7CA37 is a light, vivid yellow. Relative luminance 0.526; OKLCH L 79.9% C 0.165 H 116.8°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#B7CA37
RGB	rgb(183, 202, 55)
HSL	hsl(68, 58%, 50%)
HSV	hsv(68, 73%, 79%)
CMYK	cmyk(9.4%, 0%, 72.8%, 20.8%)
CIE-LAB	lab(77.63, -24.74, 66.66)
CIE-LCH	lch(77.63, 71.10, 110.36°)
OKLab	oklab(79.87% -0.0745 0.1476)
OKLCH	oklch(79.87% 0.165 116.8)
XYZ	xyz(41.3396, 52.5847, 11.5858)
Luminance	0.5258 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7CA37 #4A37CA

analogous

#CA9337 #B7CA37 #6DCA37

triadic

#B7CA37 #37B7CA #CA37B7

tetradic

#B7CA37 #37CA93 #4A37CA #CA376D

square

#B7CA37 #37CA93 #4A37CA #CA376D

split-complementary

#B7CA37 #376DCA #9337CA

monochromatic

#606A1C #8C9B29 #B7CA37 #C8D767 #DAE498

Accessibility & contrast

On white

1.82

#B7CA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.52

#B7CA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7CA37

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7CA37	#FFFFFF	#000000	##000000
##B7CA37	1.00	1.82	11.52	11.52
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.52	21.00	1.00	1.00
##000000	11.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF19

Deuteranopia (green-blind)

#D6C143

Tritanopia (blue-blind)

#C2BFAE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b7ca37;
/* rgb */ color: rgb(183, 202, 55);
/* oklch */ color: oklch(79.9% 0.165 116.8);

Tailwind

colors: {
  custom: {
    50: '#d0da78',
    500: '#b7ca37',
    950: '#000000',
  },
}

SCSS

$custom: #b7ca37;
$custom-light: #d0da78;
$custom-dark: #000000;

JSON

{
  "hex": "#b7ca37",
  "rgb": {
    "r": 183,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 67.755,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.79868,
    "c": 0.16534,
    "h": 116.8
  },
  "luminance": 0.52584
}

Semantic roles & 50–950 ramp

primary

#B7CA37

secondary

#3A3174

accent

#46E15A

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#14140A

muted

#83837D

Preview Lab

Preview with #B7CA37

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

Preview Lab → · Contrast checker → · Palette generator →