#2251A9#2251A9

#2251A9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.5% C 0.151 H 261.5°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#2251A9
RGB	rgb(34, 81, 169)
HSL	hsl(219, 67%, 40%)
HSV	hsv(219, 80%, 66%)
CMYK	cmyk(79.9%, 52.1%, 0%, 33.7%)
CIE-LAB	lab(36.15, 17.08, -51.77)
CIE-LCH	lch(36.15, 54.52, 288.26°)
OKLab	oklab(45.54% -0.0223 -0.1491)
OKLCH	oklch(45.54% 0.151 261.5)
XYZ	xyz(10.7610, 9.0882, 38.7155)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251A9 #A97A22

analogous

#2295A9 #2251A9 #3722A9

triadic

#2251A9 #A92251 #51A922

tetradic

#2251A9 #A92295 #A97A22 #22A937

square

#2251A9 #A92295 #A97A22 #22A937

split-complementary

#2251A9 #A93722 #95A922

monochromatic

#0D2043 #183976 #2251A9 #326BD6 #6590E0

Accessibility & contrast

On white

7.45

#2251A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2251A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2251A9

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251A9	#FFFFFF	#000000	##FFFFFF
##2251A9	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#165CAC

Deuteranopia (green-blind)

#004FA7

Tritanopia (blue-blind)

#006675

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2251a9;
/* rgb */ color: rgb(34, 81, 169);
/* oklch */ color: oklch(45.5% 0.151 261.5);

Tailwind

colors: {
  custom: {
    50: '#7381c3',
    500: '#2251a9',
    950: '#000000',
  },
}

SCSS

$custom: #2251a9;
$custom-light: #7381c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2251a9",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 169
  },
  "hsl": {
    "h": 219.111,
    "s": 66.502,
    "l": 39.804
  },
  "oklch": {
    "l": 0.45537,
    "c": 0.15076,
    "h": 261.5
  },
  "luminance": 0.0909
}

Semantic roles & 50–950 ramp

primary

#2251A9

secondary

#C5A361

accent

#AE3EE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2251A9

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

Preview Lab → · Contrast checker → · Palette generator →