#BCB737#BCB737

#BCB737 is a light, vivid yellow. Relative luminance 0.448; OKLCH L 76.1% C 0.144 H 107.1°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#BCB737
RGB	rgb(188, 183, 55)
HSL	hsl(58, 55%, 48%)
HSV	hsv(58, 71%, 74%)
CMYK	cmyk(0%, 2.7%, 70.7%, 26.3%)
CIE-LAB	lab(72.78, -13.17, 62.10)
CIE-LCH	lch(72.78, 63.48, 101.98°)
OKLab	oklab(76.09% -0.0425 0.1379)
OKLCH	oklch(76.09% 0.144 107.1)
XYZ	xyz(38.3636, 44.8355, 10.2470)
Luminance	0.4483 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BCB737 #373CBC

analogous

#BC7437 #BCB737 #7FBC37

triadic

#BCB737 #37BCB7 #B737BC

tetradic

#BCB737 #37BC74 #373CBC #BC377F

square

#BCB737 #37BC74 #373CBC #BC377F

split-complementary

#BCB737 #377FBC #7437BC

monochromatic

#5D5B1B #8D8929 #BCB737 #D0CC60 #DEDB8F

Accessibility & contrast

On white

2.11

#BCB737 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#BCB737 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BCB737

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BCB737	#FFFFFF	#000000	##000000
##BCB737	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B021

Deuteranopia (green-blind)

#C9B540

Tritanopia (blue-blind)

#CAAB9E

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #bcb737;
/* rgb */ color: rgb(188, 183, 55);
/* oklch */ color: oklch(76.1% 0.144 107.1);

Tailwind

colors: {
  custom: {
    50: '#d4cc76',
    500: '#bcb737',
    950: '#000000',
  },
}

SCSS

$custom: #bcb737;
$custom-light: #d4cc76;
$custom-dark: #000000;

JSON

{
  "hex": "#bcb737",
  "rgb": {
    "r": 188,
    "g": 183,
    "b": 55
  },
  "hsl": {
    "h": 57.744,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.76085,
    "c": 0.14426,
    "h": 107.1
  },
  "luminance": 0.44834
}

Semantic roles & 50–950 ramp

primary

#BCB737

secondary

#8688C9

accent

#4FDE4A

background

#FDFCF7

surface

#FBF8ED

border

#D4D1C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BCB737

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

Preview Lab → · Contrast checker → · Palette generator →