#C9B23B#C9B23B

#C9B23B is a light, vivid yellow. Relative luminance 0.446; OKLCH L 76.2% C 0.137 H 98.0°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#C9B23B
RGB	rgb(201, 178, 59)
HSL	hsl(50, 57%, 51%)
HSV	hsv(50, 71%, 79%)
CMYK	cmyk(0%, 11.4%, 70.6%, 21.2%)
CIE-LAB	lab(72.61, -4.77, 60.80)
CIE-LCH	lch(72.61, 60.98, 94.49°)
OKLab	oklab(76.23% -0.0191 0.1354)
OKLCH	oklch(76.23% 0.137 98)
XYZ	xyz(40.7992, 44.5761, 10.5919)
Luminance	0.4457 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9B23B #3B52C9

analogous

#C96B3B #C9B23B #99C93B

triadic

#C9B23B #3BC9B2 #B23BC9

tetradic

#C9B23B #3BC96B #3B52C9 #C93B99

square

#C9B23B #3BC96B #3B52C9 #C93B99

split-complementary

#C9B23B #3B99C9 #6B3BC9

monochromatic

#6C5F1E #9C8A2B #C9B23B #D6C56B #E3D89B

Accessibility & contrast

On white

2.12

#C9B23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#C9B23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9B23B

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9B23B	#FFFFFF	#000000	##000000
##C9B23B	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AE29

Deuteranopia (green-blind)

#CAB642

Tritanopia (blue-blind)

#D9A59A

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #c9b23b;
/* rgb */ color: rgb(201, 178, 59);
/* oklch */ color: oklch(76.2% 0.137 98.0);

Tailwind

colors: {
  custom: {
    50: '#ddc878',
    500: '#c9b23b',
    950: '#000000',
  },
}

SCSS

$custom: #c9b23b;
$custom-light: #ddc878;
$custom-dark: #000000;

JSON

{
  "hex": "#c9b23b",
  "rgb": {
    "r": 201,
    "g": 178,
    "b": 59
  },
  "hsl": {
    "h": 50.282,
    "s": 56.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.7623,
    "c": 0.13669,
    "h": 98
  },
  "luminance": 0.44574
}

Semantic roles & 50–950 ramp

primary

#C9B23B

secondary

#909BCF

accent

#60E048

background

#FEFCF7

surface

#FCF8EE

border

#D5D1C9

text

#161309

muted

#84827B

Preview Lab

Preview with #C9B23B

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

Preview Lab → · Contrast checker → · Palette generator →