#2251AC#2251AC

#2251AC is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.155 H 261.8°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#2251AC
RGB	rgb(34, 81, 172)
HSL	hsl(220, 67%, 40%)
HSV	hsv(220, 80%, 67%)
CMYK	cmyk(80.2%, 52.9%, 0%, 32.5%)
CIE-LAB	lab(36.37, 18.26, -53.20)
CIE-LCH	lch(36.37, 56.25, 288.95°)
OKLab	oklab(45.77% -0.022 -0.1533)
OKLCH	oklch(45.77% 0.155 261.8)
XYZ	xyz(11.0458, 9.2022, 40.2158)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251AC #AC7D22

analogous

#2296AC #2251AC #3822AC

triadic

#2251AC #AC2251 #51AC22

tetradic

#2251AC #AC2296 #AC7D22 #22AC38

square

#2251AC #AC2296 #AC7D22 #22AC38

split-complementary

#2251AC #AC3822 #96AC22

monochromatic

#0E2146 #183979 #2251AC #346CD7 #6791E1

Accessibility & contrast

On white

7.39

#2251AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2251AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2251AC

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251AC	#FFFFFF	#000000	##FFFFFF
##2251AC	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E5CAF

Deuteranopia (green-blind)

#0050AA

Tritanopia (blue-blind)

#006776

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2251ac;
/* rgb */ color: rgb(34, 81, 172);
/* oklch */ color: oklch(45.8% 0.155 261.8);

Tailwind

colors: {
  custom: {
    50: '#7481c5',
    500: '#2251ac',
    950: '#000000',
  },
}

SCSS

$custom: #2251ac;
$custom-light: #7481c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2251ac",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 172
  },
  "hsl": {
    "h": 219.565,
    "s": 66.99,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45771,
    "c": 0.15489,
    "h": 261.8
  },
  "luminance": 0.09203
}

Semantic roles & 50–950 ramp

primary

#2251AC

secondary

#C7A563

accent

#AF3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2251AC

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

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