#B3C53B#B3C53B

#B3C53B is a light, vivid yellow. Relative luminance 0.498; OKLCH L 78.5% C 0.159 H 116.7°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#B3C53B
RGB	rgb(179, 197, 59)
HSL	hsl(68, 54%, 50%)
HSV	hsv(68, 70%, 77%)
CMYK	cmyk(9.1%, 0%, 70.1%, 22.7%)
CIE-LAB	lab(75.97, -23.76, 63.53)
CIE-LCH	lch(75.97, 67.82, 110.51°)
OKLab	oklab(78.47% -0.0712 0.1418)
OKLCH	oklch(78.47% 0.159 116.7)
XYZ	xyz(39.3470, 49.8325, 11.6827)
Luminance	0.4983 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C53B #4D3BC5

analogous

#C5923B #B3C53B #6EC53B

triadic

#B3C53B #3BB3C5 #C53BB3

tetradic

#B3C53B #3BC592 #4D3BC5 #C53B6E

square

#B3C53B #3BC592 #4D3BC5 #C53B6E

split-complementary

#B3C53B #3B6EC5 #923BC5

monochromatic

#5E671F #89962C #B3C53B #C5D36A #D8E199

Accessibility & contrast

On white

1.91

#B3C53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#B3C53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C53B

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C53B	#FFFFFF	#000000	##000000
##B3C53B	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB24

Deuteranopia (green-blind)

#D1BC46

Tritanopia (blue-blind)

#BEBAAA

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b3c53b;
/* rgb */ color: rgb(179, 197, 59);
/* oklch */ color: oklch(78.5% 0.159 116.7);

Tailwind

colors: {
  custom: {
    50: '#cdd67a',
    500: '#b3c53b',
    950: '#000000',
  },
}

SCSS

$custom: #b3c53b;
$custom-light: #cdd67a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c53b",
  "rgb": {
    "r": 179,
    "g": 197,
    "b": 59
  },
  "hsl": {
    "h": 67.826,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.78467,
    "c": 0.15867,
    "h": 116.7
  },
  "luminance": 0.49832
}

Semantic roles & 50–950 ramp

primary

#B3C53B

secondary

#978FCD

accent

#4ADE5D

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B3C53B

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

Preview Lab → · Contrast checker → · Palette generator →