#2552A4#2552A4

#2552A4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.5% C 0.142 H 261.2°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#2552A4
RGB	rgb(37, 82, 164)
HSL	hsl(219, 63%, 39%)
HSV	hsv(219, 77%, 64%)
CMYK	cmyk(77.4%, 50%, 0%, 35.7%)
CIE-LAB	lab(36.19, 14.80, -48.72)
CIE-LCH	lch(36.19, 50.92, 286.89°)
OKLab	oklab(45.48% -0.0217 -0.1401)
OKLCH	oklch(45.48% 0.142 261.2)
XYZ	xyz(10.4787, 9.1070, 36.3203)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2552A4 #A47725

analogous

#2592A4 #2552A4 #3825A4

triadic

#2552A4 #A42552 #52A425

tetradic

#2552A4 #A42592 #A47725 #25A438

square

#2552A4 #A42592 #A47725 #25A438

split-complementary

#2552A4 #A43825 #92A425

monochromatic

#0E2040 #1A3972 #2552A4 #356CD1 #6791DD

Accessibility & contrast

On white

7.44

#2552A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2552A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2552A4

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2552A4	#FFFFFF	#000000	##FFFFFF
##2552A4	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215BA7

Deuteranopia (green-blind)

#0050A2

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2552a4;
/* rgb */ color: rgb(37, 82, 164);
/* oklch */ color: oklch(45.5% 0.142 261.2);

Tailwind

colors: {
  custom: {
    50: '#7382bf',
    500: '#2552a4',
    950: '#000000',
  },
}

SCSS

$custom: #2552a4;
$custom-light: #7382bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2552a4",
  "rgb": {
    "r": 37,
    "g": 82,
    "b": 164
  },
  "hsl": {
    "h": 218.74,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45481,
    "c": 0.14174,
    "h": 261.2
  },
  "luminance": 0.09108
}

Semantic roles & 50–950 ramp

primary

#2552A4

secondary

#C2A062

accent

#AC42E6

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2552A4

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

Preview Lab → · Contrast checker → · Palette generator →