#C1D23B#C1D23B

#C1D23B is a very light, vivid yellow. Relative luminance 0.577; OKLCH L 82.4% C 0.169 H 115.8°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#C1D23B
RGB	rgb(193, 210, 59)
HSL	hsl(67, 63%, 53%)
HSV	hsv(67, 72%, 82%)
CMYK	cmyk(8.1%, 0%, 71.9%, 17.6%)
CIE-LAB	lab(80.60, -24.29, 68.40)
CIE-LCH	lch(80.60, 72.58, 109.55°)
OKLab	oklab(82.44% -0.0734 0.1517)
OKLCH	oklch(82.44% 0.169 115.8)
XYZ	xyz(45.8295, 57.7471, 12.8689)
Luminance	0.5775 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1D23B #4C3BD2

analogous

#D2973B #C1D23B #75D23B

triadic

#C1D23B #3BC1D2 #D23BC1

tetradic

#C1D23B #3BD297 #4C3BD2 #D23B75

square

#C1D23B #3BD297 #4C3BD2 #D23B75

split-complementary

#C1D23B #3B75D2 #973BD2

monochromatic

#6D771B #9AA927 #C1D23B #D1DD6D #E0E99F

Accessibility & contrast

On white

1.67

#C1D23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#C1D23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1D23B

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1D23B	#FFFFFF	#000000	##000000
##C1D23B	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C71E

Deuteranopia (green-blind)

#DFC947

Tritanopia (blue-blind)

#CDC6B5

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #c1d23b;
/* rgb */ color: rgb(193, 210, 59);
/* oklch */ color: oklch(82.4% 0.169 115.8);

Tailwind

colors: {
  custom: {
    50: '#d7df7b',
    500: '#c1d23b',
    950: '#000000',
  },
}

SCSS

$custom: #c1d23b;
$custom-light: #d7df7b;
$custom-dark: #000000;

JSON

{
  "hex": "#c1d23b",
  "rgb": {
    "r": 193,
    "g": 210,
    "b": 59
  },
  "hsl": {
    "h": 66.755,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.82442,
    "c": 0.1685,
    "h": 115.8
  },
  "luminance": 0.57746
}

Semantic roles & 50–950 ramp

primary

#C1D23B

secondary

#3A327F

accent

#42E655

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #C1D23B

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

Preview Lab → · Contrast checker → · Palette generator →