#2251CA#2251CA

#2251CA is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.3% C 0.195 H 264.1°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#2251CA
RGB	rgb(34, 81, 202)
HSL	hsl(223, 71%, 46%)
HSV	hsv(223, 83%, 79%)
CMYK	cmyk(83.2%, 59.9%, 0%, 20.8%)
CIE-LAB	lab(38.70, 29.89, -67.00)
CIE-LCH	lch(38.70, 73.37, 294.04°)
OKLab	oklab(48.26% -0.0199 -0.1939)
OKLCH	oklch(48.26% 0.195 264.1)
XYZ	xyz(14.2590, 10.4875, 57.1384)
Luminance	0.1049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251CA #CA9B22

analogous

#22A5CA #2251CA #4722CA

triadic

#2251CA #CA2251 #51CA22

tetradic

#2251CA #CA22A5 #CA9B22 #22CA47

square

#2251CA #CA22A5 #CA9B22 #22CA47

split-complementary

#2251CA #CA4722 #A5CA22

monochromatic

#102761 #193C96 #2251CA #4973E0 #7D9BE9

Accessibility & contrast

On white

6.78

#2251CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#2251CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2251CA

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251CA	#FFFFFF	#000000	##FFFFFF
##2251CA	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CE

Deuteranopia (green-blind)

#0054C8

Tritanopia (blue-blind)

#007085

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2251ca;
/* rgb */ color: rgb(34, 81, 202);
/* oklch */ color: oklch(48.3% 0.195 264.1);

Tailwind

colors: {
  custom: {
    50: '#7b81db',
    500: '#2251ca',
    950: '#000000',
  },
}

SCSS

$custom: #2251ca;
$custom-light: #7b81db;
$custom-dark: #000000;

JSON

{
  "hex": "#2251ca",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 202
  },
  "hsl": {
    "h": 223.214,
    "s": 71.186,
    "l": 46.275
  },
  "oklch": {
    "l": 0.48261,
    "c": 0.19488,
    "h": 264.1
  },
  "luminance": 0.10489
}

Semantic roles & 50–950 ramp

primary

#2251CA

secondary

#D1B877

accent

#BC3AEE

background

#F8F7FD

surface

#EFEEFB

border

#CAC9D4

text

#0B0A15

muted

#7C7C83

Preview Lab

Preview with #2251CA

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

Preview Lab → · Contrast checker → · Palette generator →