#2321BC#2321BC

#2321BC is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.4% C 0.226 H 270.0°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#2321BC
RGB	rgb(35, 33, 188)
HSL	hsl(241, 70%, 43%)
HSV	hsv(241, 82%, 74%)
CMYK	cmyk(81.4%, 82.4%, 0%, 26.3%)
CIE-LAB	lab(26.95, 53.35, -78.17)
CIE-LCH	lch(26.95, 94.64, 304.31°)
OKLab	oklab(39.36% 0 -0.2263)
OKLCH	oklch(39.36% 0.226 270)
XYZ	xyz(10.3110, 5.0747, 48.0033)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2321BC #BABC21

analogous

#216CBC #2321BC #7021BC

triadic

#2321BC #BC2321 #21BC23

tetradic

#2321BC #BC216C #BABC21 #21BC70

square

#2321BC #BC216C #BABC21 #21BC70

split-complementary

#2321BC #BC7021 #6CBC21

monochromatic

#100F54 #191888 #2321BC #3F3DDD #7371E6

Accessibility & contrast

On white

10.42

#2321BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2321BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2321BC

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2321BC	#FFFFFF	#000000	##FFFFFF
##2321BC	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047C0

Deuteranopia (green-blind)

#0037B9

Tritanopia (blue-blind)

#005370

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2321bc;
/* rgb */ color: rgb(35, 33, 188);
/* oklch */ color: oklch(39.4% 0.226 270.0);

Tailwind

colors: {
  custom: {
    50: '#7c61d2',
    500: '#2321bc',
    950: '#000000',
  },
}

SCSS

$custom: #2321bc;
$custom-light: #7c61d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2321bc",
  "rgb": {
    "r": 35,
    "g": 33,
    "b": 188
  },
  "hsl": {
    "h": 240.774,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.39356,
    "c": 0.2263,
    "h": 270
  },
  "luminance": 0.05076
}

Semantic roles & 50–950 ramp

primary

#2321BC

secondary

#CCCD6C

accent

#ED3BEB

background

#F8F5FD

surface

#F0EAFA

border

#CBC6D3

text

#0C0514

muted

#7D7983

Preview Lab

Preview with #2321BC

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

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