#B9CB3B#B9CB3B

#B9CB3B is a light, vivid yellow. Relative luminance 0.533; OKLCH L 80.3% C 0.163 H 116.4°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#B9CB3B
RGB	rgb(185, 203, 59)
HSL	hsl(68, 58%, 51%)
HSV	hsv(68, 71%, 80%)
CMYK	cmyk(8.9%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(78.08, -24.20, 65.75)
CIE-LCH	lch(78.08, 70.06, 110.21°)
OKLab	oklab(80.27% -0.0727 0.1463)
OKLCH	oklch(80.27% 0.163 116.4)
XYZ	xyz(42.1540, 53.3425, 12.2123)
Luminance	0.5334 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9CB3B #4D3BCB

analogous

#CB953B #B9CB3B #71CB3B

triadic

#B9CB3B #3BB9CB #CB3BB9

tetradic

#B9CB3B #3BCB95 #4D3BCB #CB3B71

square

#B9CB3B #3BCB95 #4D3BCB #CB3B71

split-complementary

#B9CB3B #3B71CB #953BCB

monochromatic

#646E1D #909F2A #B9CB3B #CAD86B #DCE59C

Accessibility & contrast

On white

1.80

#B9CB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#B9CB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9CB3B

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9CB3B	#FFFFFF	#000000	##000000
##B9CB3B	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C021

Deuteranopia (green-blind)

#D7C247

Tritanopia (blue-blind)

#C5C0AF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #b9cb3b;
/* rgb */ color: rgb(185, 203, 59);
/* oklch */ color: oklch(80.3% 0.163 116.4);

Tailwind

colors: {
  custom: {
    50: '#d1da7a',
    500: '#b9cb3b',
    950: '#000000',
  },
}

SCSS

$custom: #b9cb3b;
$custom-light: #d1da7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b9cb3b",
  "rgb": {
    "r": 185,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 67.5,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.80271,
    "c": 0.1634,
    "h": 116.4
  },
  "luminance": 0.53342
}

Semantic roles & 50–950 ramp

primary

#B9CB3B

secondary

#3B3378

accent

#47E15A

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B9CB3B

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

Preview Lab → · Contrast checker → · Palette generator →