#B1C830#B1C830

#B1C830 is a light, vivid yellow. Relative luminance 0.509; OKLCH L 78.9% C 0.169 H 118.2°. Best body text is #000000 at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#B1C830
RGB	rgb(177, 200, 48)
HSL	hsl(69, 61%, 49%)
HSV	hsv(69, 76%, 78%)
CMYK	cmyk(11.5%, 0%, 76%, 21.6%)
CIE-LAB	lab(76.60, -26.58, 67.81)
CIE-LCH	lch(76.60, 72.84, 111.40°)
OKLab	oklab(78.92% -0.0798 0.1491)
OKLCH	oklch(78.92% 0.169 118.2)
XYZ	xyz(39.3202, 50.8694, 10.5431)
Luminance	0.5087 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C830 #4730C8

analogous

#C89330 #B1C830 #65C830

triadic

#B1C830 #30B1C8 #C830B1

tetradic

#B1C830 #30C893 #4730C8 #C83065

square

#B1C830 #30C893 #4730C8 #C83065

split-complementary

#B1C830 #3065C8 #9330C8

monochromatic

#5A6518 #859724 #B1C830 #C6D85D #D7E48E

Accessibility & contrast

On white

1.88

#B1C830 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.17

#B1C830 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C830

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C830	#FFFFFF	#000000	##000000
##B1C830	1.00	1.88	11.17	11.17
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.17	21.00	1.00	1.00
##000000	11.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD05

Deuteranopia (green-blind)

#D3BE3E

Tritanopia (blue-blind)

#BCBDAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b1c830;
/* rgb */ color: rgb(177, 200, 48);
/* oklch */ color: oklch(78.9% 0.169 118.2);

Tailwind

colors: {
  custom: {
    50: '#ccd875',
    500: '#b1c830',
    950: '#000000',
  },
}

SCSS

$custom: #b1c830;
$custom-light: #ccd875;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c830",
  "rgb": {
    "r": 177,
    "g": 200,
    "b": 48
  },
  "hsl": {
    "h": 69.079,
    "s": 61.29,
    "l": 48.627
  },
  "oklch": {
    "l": 0.7892,
    "c": 0.16909,
    "h": 118.2
  },
  "luminance": 0.50869
}

Semantic roles & 50–950 ramp

primary

#B1C830

secondary

#372D70

accent

#43E45C

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B1C830

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

Preview Lab → · Contrast checker → · Palette generator →