#B7C840#B7C840

#B7C840 is a light, vivid yellow. Relative luminance 0.517; OKLCH L 79.5% C 0.157 H 116.3°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#B7C840
RGB	rgb(183, 200, 64)
HSL	hsl(68, 55%, 52%)
HSV	hsv(68, 68%, 78%)
CMYK	cmyk(8.5%, 0%, 68%, 21.6%)
CIE-LAB	lab(77.13, -23.29, 62.92)
CIE-LCH	lch(77.13, 67.09, 110.31°)
OKLab	oklab(79.48% -0.0696 0.1412)
OKLCH	oklch(79.48% 0.157 116.3)
XYZ	xyz(41.1091, 51.7466, 12.6720)
Luminance	0.5175 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7C840 #5140C8

analogous

#C89540 #B7C840 #73C840

triadic

#B7C840 #40B7C8 #C840B7

tetradic

#B7C840 #40C895 #5140C8 #C84073

square

#B7C840 #40C895 #5140C8 #C84073

split-complementary

#B7C840 #4073C8 #9540C8

monochromatic

#646E20 #8F9D2D #B7C840 #C9D670 #DBE39F

Accessibility & contrast

On white

1.85

#B7C840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#B7C840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7C840

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7C840	#FFFFFF	#000000	##000000
##B7C840	1.00	1.85	11.35	11.35
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.35	21.00	1.00	1.00
##000000	11.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2B

Deuteranopia (green-blind)

#D4BF4A

Tritanopia (blue-blind)

#C2BDAD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b7c840;
/* rgb */ color: rgb(183, 200, 64);
/* oklch */ color: oklch(79.5% 0.157 116.3);

Tailwind

colors: {
  custom: {
    50: '#d0d87d',
    500: '#b7c840',
    950: '#000000',
  },
}

SCSS

$custom: #b7c840;
$custom-light: #d0d87d;
$custom-dark: #000000;

JSON

{
  "hex": "#b7c840",
  "rgb": {
    "r": 183,
    "g": 200,
    "b": 64
  },
  "hsl": {
    "h": 67.5,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.79484,
    "c": 0.15745,
    "h": 116.3
  },
  "luminance": 0.51746
}

Semantic roles & 50–950 ramp

primary

#B7C840

secondary

#3D3577

accent

#49DF5C

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B7C840

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

Preview Lab → · Contrast checker → · Palette generator →