#B1BF30#B1BF30

#B1BF30 is a light, vivid yellow. Relative luminance 0.468; OKLCH L 76.9% C 0.159 H 115.2°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#B1BF30
RGB	rgb(177, 191, 48)
HSL	hsl(66, 60%, 47%)
HSV	hsv(66, 75%, 75%)
CMYK	cmyk(7.3%, 0%, 74.9%, 25.1%)
CIE-LAB	lab(74.08, -22.20, 65.47)
CIE-LCH	lch(74.08, 69.13, 108.74°)
OKLab	oklab(76.89% -0.0677 0.1441)
OKLCH	oklch(76.89% 0.159 115.2)
XYZ	xyz(37.2968, 46.8228, 9.8687)
Luminance	0.4682 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BF30 #3E30BF

analogous

#BF8630 #B1BF30 #6ABF30

triadic

#B1BF30 #30B1BF #BF30B1

tetradic

#B1BF30 #30BF86 #3E30BF #BF306A

square

#B1BF30 #30BF86 #3E30BF #BF306A

split-complementary

#B1BF30 #306ABF #8630BF

monochromatic

#565D17 #848E24 #B1BF30 #C9D557 #D8E188

Accessibility & contrast

On white

2.03

#B1BF30 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#B1BF30 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BF30

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BF30	#FFFFFF	#000000	##000000
##B1BF30	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB50E

Deuteranopia (green-blind)

#CCB73C

Tritanopia (blue-blind)

#BDB4A4

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #b1bf30;
/* rgb */ color: rgb(177, 191, 48);
/* oklch */ color: oklch(76.9% 0.159 115.2);

Tailwind

colors: {
  custom: {
    50: '#ccd273',
    500: '#b1bf30',
    950: '#000000',
  },
}

SCSS

$custom: #b1bf30;
$custom-light: #ccd273;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bf30",
  "rgb": {
    "r": 177,
    "g": 191,
    "b": 48
  },
  "hsl": {
    "h": 65.874,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.76892,
    "c": 0.15922,
    "h": 115.2
  },
  "luminance": 0.46822
}

Semantic roles & 50–950 ramp

primary

#B1BF30

secondary

#8780CB

accent

#45E354

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B1BF30

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

Preview Lab → · Contrast checker → · Palette generator →