#2231BC#2231BC

#2231BC is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.4% C 0.213 H 268.6°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#2231BC
RGB	rgb(34, 49, 188)
HSL	hsl(234, 69%, 44%)
HSV	hsv(234, 82%, 74%)
CMYK	cmyk(81.9%, 73.9%, 0%, 26.3%)
CIE-LAB	lab(29.83, 44.88, -73.40)
CIE-LCH	lch(29.83, 86.03, 301.44°)
OKLab	oklab(41.37% -0.0051 -0.2127)
OKLCH	oklch(41.37% 0.213 268.6)
XYZ	xyz(10.8320, 6.1663, 48.1865)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2231BC #BCAD22

analogous

#227EBC #2231BC #6022BC

triadic

#2231BC #BC2231 #31BC22

tetradic

#2231BC #BC227E #BCAD22 #22BC60

square

#2231BC #BC227E #BCAD22 #22BC60

split-complementary

#2231BC #BC6022 #7EBC22

monochromatic

#0F1654 #192388 #2231BC #3F4EDC #737EE6

Accessibility & contrast

On white

9.40

#2231BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2231BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2231BC

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2231BC	#FFFFFF	#000000	##FFFFFF
##2231BC	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC0

Deuteranopia (green-blind)

#003FBA

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2231bc;
/* rgb */ color: rgb(34, 49, 188);
/* oklch */ color: oklch(41.4% 0.213 268.6);

Tailwind

colors: {
  custom: {
    50: '#7a6ad2',
    500: '#2231bc',
    950: '#000000',
  },
}

SCSS

$custom: #2231bc;
$custom-light: #7a6ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#2231bc",
  "rgb": {
    "r": 34,
    "g": 49,
    "b": 188
  },
  "hsl": {
    "h": 234.156,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4137,
    "c": 0.21276,
    "h": 268.6
  },
  "luminance": 0.06168
}

Semantic roles & 50–950 ramp

primary

#2231BC

secondary

#CDC36D

accent

#DB3CEC

background

#F8F6FD

surface

#EFEBFA

border

#CAC6D3

text

#0B0614

muted

#7C7A83

Preview Lab

Preview with #2231BC

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

Preview Lab → · Contrast checker → · Palette generator →