#2552A8#2552A8

#2552A8 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.8% C 0.147 H 261.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#2552A8
RGB	rgb(37, 82, 168)
HSL	hsl(219, 64%, 40%)
HSV	hsv(219, 78%, 66%)
CMYK	cmyk(78%, 51.2%, 0%, 34.1%)
CIE-LAB	lab(36.47, 16.36, -50.66)
CIE-LCH	lch(36.47, 53.24, 287.90°)
OKLab	oklab(45.78% -0.0212 -0.1458)
OKLCH	oklch(45.78% 0.147 261.7)
XYZ	xyz(10.8456, 9.2538, 38.2528)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2552A8 #A87B25

analogous

#2594A8 #2552A8 #3925A8

triadic

#2552A8 #A82552 #52A825

tetradic

#2552A8 #A82594 #A87B25 #25A839

square

#2552A8 #A82594 #A87B25 #25A839

split-complementary

#2552A8 #A83925 #94A825

monochromatic

#0F2144 #1A3A76 #2552A8 #376DD3 #6991DE

Accessibility & contrast

On white

7.37

#2552A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2552A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2552A8

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2552A8	#FFFFFF	#000000	##FFFFFF
##2552A8	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5CAB

Deuteranopia (green-blind)

#0050A6

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2552a8;
/* rgb */ color: rgb(37, 82, 168);
/* oklch */ color: oklch(45.8% 0.147 261.7);

Tailwind

colors: {
  custom: {
    50: '#7482c2',
    500: '#2552a8',
    950: '#000000',
  },
}

SCSS

$custom: #2552a8;
$custom-light: #7482c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2552a8",
  "rgb": {
    "r": 37,
    "g": 82,
    "b": 168
  },
  "hsl": {
    "h": 219.389,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.45783,
    "c": 0.1473,
    "h": 261.7
  },
  "luminance": 0.09255
}

Semantic roles & 50–950 ramp

primary

#2552A8

secondary

#C4A365

accent

#AE41E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2552A8

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

Preview Lab → · Contrast checker → · Palette generator →