#B7CA39#B7CA39

#B7CA39 is a light, vivid yellow. Relative luminance 0.526; OKLCH L 79.9% C 0.164 H 116.8°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#B7CA39
RGB	rgb(183, 202, 57)
HSL	hsl(68, 58%, 51%)
HSV	hsv(68, 72%, 79%)
CMYK	cmyk(9.4%, 0%, 71.8%, 20.8%)
CIE-LAB	lab(77.64, -24.64, 65.98)
CIE-LCH	lch(77.64, 70.43, 110.48°)
OKLab	oklab(79.88% -0.074 0.1465)
OKLCH	oklch(79.88% 0.164 116.8)
XYZ	xyz(41.3885, 52.6043, 11.8434)
Luminance	0.5260 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7CA39 #4C39CA

analogous

#CA9439 #B7CA39 #6ECA39

triadic

#B7CA39 #39B7CA #CA39B7

tetradic

#B7CA39 #39CA94 #4C39CA #CA396E

square

#B7CA39 #39CA94 #4C39CA #CA396E

split-complementary

#B7CA39 #396ECA #9439CA

monochromatic

#616C1D #8D9C2A #B7CA39 #C9D769 #DAE49A

Accessibility & contrast

On white

1.82

#B7CA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.52

#B7CA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7CA39

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7CA39	#FFFFFF	#000000	##000000
##B7CA39	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)

#D8BF1E

Deuteranopia (green-blind)

#D6C145

Tritanopia (blue-blind)

#C2BFAE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b7ca39;
/* rgb */ color: rgb(183, 202, 57);
/* oklch */ color: oklch(79.9% 0.164 116.8);

Tailwind

colors: {
  custom: {
    50: '#d0da79',
    500: '#b7ca39',
    950: '#000000',
  },
}

SCSS

$custom: #b7ca39;
$custom-light: #d0da79;
$custom-dark: #000000;

JSON

{
  "hex": "#b7ca39",
  "rgb": {
    "r": 183,
    "g": 202,
    "b": 57
  },
  "hsl": {
    "h": 67.862,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.79881,
    "c": 0.16417,
    "h": 116.8
  },
  "luminance": 0.52604
}

Semantic roles & 50–950 ramp

primary

#B7CA39

secondary

#3B3275

accent

#47E15B

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B7CA39

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

Preview Lab → · Contrast checker → · Palette generator →