#2251AA#2251AA

#2251AA is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.6% C 0.152 H 261.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#2251AA
RGB	rgb(34, 81, 170)
HSL	hsl(219, 67%, 40%)
HSV	hsv(219, 80%, 67%)
CMYK	cmyk(80%, 52.4%, 0%, 33.3%)
CIE-LAB	lab(36.23, 17.48, -52.25)
CIE-LCH	lch(36.23, 55.09, 288.50°)
OKLab	oklab(45.62% -0.0222 -0.1505)
OKLCH	oklch(45.62% 0.152 261.6)
XYZ	xyz(10.8552, 9.1259, 39.2118)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251AA #AA7B22

analogous

#2295AA #2251AA #3722AA

triadic

#2251AA #AA2251 #51AA22

tetradic

#2251AA #AA2295 #AA7B22 #22AA37

square

#2251AA #AA2295 #AA7B22 #22AA37

split-complementary

#2251AA #AA3722 #95AA22

monochromatic

#0E2044 #183977 #2251AA #336BD6 #6690E0

Accessibility & contrast

On white

7.43

#2251AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#2251AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2251AA

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251AA	#FFFFFF	#000000	##FFFFFF
##2251AA	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#135CAD

Deuteranopia (green-blind)

#004FA8

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2251aa;
/* rgb */ color: rgb(34, 81, 170);
/* oklch */ color: oklch(45.6% 0.152 261.6);

Tailwind

colors: {
  custom: {
    50: '#7381c4',
    500: '#2251aa',
    950: '#000000',
  },
}

SCSS

$custom: #2251aa;
$custom-light: #7381c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2251aa",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 170
  },
  "hsl": {
    "h": 219.265,
    "s": 66.667,
    "l": 40
  },
  "oklch": {
    "l": 0.45615,
    "c": 0.15214,
    "h": 261.6
  },
  "luminance": 0.09127
}

Semantic roles & 50–950 ramp

primary

#2251AA

secondary

#C6A362

accent

#AE3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2251AA

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

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