#B9C91E#B9C91E

#B9C91E is a light, vivid yellow. Relative luminance 0.522; OKLCH L 79.7% C 0.175 H 115.5°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#B9C91E
RGB	rgb(185, 201, 30)
HSL	hsl(66, 74%, 45%)
HSV	hsv(66, 85%, 79%)
CMYK	cmyk(8%, 0%, 85.1%, 21.2%)
CIE-LAB	lab(77.39, -24.35, 73.47)
CIE-LCH	lch(77.39, 77.40, 108.34°)
OKLab	oklab(79.68% -0.0753 0.1579)
OKLCH	oklch(79.68% 0.175 115.5)
XYZ	xyz(41.1298, 52.1820, 9.1335)
Luminance	0.5218 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C91E #2E1EC9

analogous

#C9831E #B9C91E #63C91E

triadic

#B9C91E #1EB9C9 #C91EB9

tetradic

#B9C91E #1EC983 #2E1EC9 #C91E63

square

#B9C91E #1EC983 #2E1EC9 #C91E63

split-complementary

#B9C91E #1E63C9 #831EC9

monochromatic

#575E0E #889416 #B9C91E #D4E341 #E0EB77

Accessibility & contrast

On white

1.84

#B9C91E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#B9C91E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C91E

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C91E	#FFFFFF	#000000	##000000
##B9C91E	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BE00

Deuteranopia (green-blind)

#D7C032

Tritanopia (blue-blind)

#C6BDAC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b9c91e;
/* rgb */ color: rgb(185, 201, 30);
/* oklch */ color: oklch(79.7% 0.175 115.5);

Tailwind

colors: {
  custom: {
    50: '#d2d96e',
    500: '#b9c91e',
    950: '#000000',
  },
}

SCSS

$custom: #b9c91e;
$custom-light: #d2d96e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c91e",
  "rgb": {
    "r": 185,
    "g": 201,
    "b": 30
  },
  "hsl": {
    "h": 65.614,
    "s": 74.026,
    "l": 45.294
  },
  "oklch": {
    "l": 0.79677,
    "c": 0.17493,
    "h": 115.5
  },
  "luminance": 0.52181
}

Semantic roles & 50–950 ramp

primary

#B9C91E

secondary

#28226A

accent

#37F148

background

#FEFEFB

surface

#FCFBF1

border

#D5D4CB

text

#151408

muted

#84837D

Preview Lab

Preview with #B9C91E

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

Preview Lab → · Contrast checker → · Palette generator →