#2552B9#2552B9

#2552B9 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.1% C 0.171 H 263.4°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#2552B9
RGB	rgb(37, 82, 185)
HSL	hsl(222, 67%, 44%)
HSV	hsv(222, 80%, 73%)
CMYK	cmyk(80%, 55.7%, 0%, 27.5%)
CIE-LAB	lab(37.72, 22.97, -58.69)
CIE-LCH	lch(37.72, 63.03, 291.37°)
OKLab	oklab(47.12% -0.0195 -0.1694)
OKLCH	oklch(47.12% 0.171 263.4)
XYZ	xyz(12.5341, 9.9292, 47.1455)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2552B9 #B98C25

analogous

#259CB9 #2552B9 #4225B9

triadic

#2552B9 #B92552 #52B925

tetradic

#2552B9 #B9259C #B98C25 #25B942

square

#2552B9 #B9259C #B98C25 #25B942

split-complementary

#2552B9 #B94225 #9CB925

monochromatic

#112553 #1B3B86 #2552B9 #4270D9 #7597E3

Accessibility & contrast

On white

7.03

#2552B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2552B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2552B9

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2552B9	#FFFFFF	#000000	##FFFFFF
##2552B9	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BD

Deuteranopia (green-blind)

#0052B7

Tritanopia (blue-blind)

#006C7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2552b9;
/* rgb */ color: rgb(37, 82, 185);
/* oklch */ color: oklch(47.1% 0.171 263.4);

Tailwind

colors: {
  custom: {
    50: '#7882cf',
    500: '#2552b9',
    950: '#000000',
  },
}

SCSS

$custom: #2552b9;
$custom-light: #7882cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2552b9",
  "rgb": {
    "r": 37,
    "g": 82,
    "b": 185
  },
  "hsl": {
    "h": 221.757,
    "s": 66.667,
    "l": 43.529
  },
  "oklch": {
    "l": 0.47124,
    "c": 0.17051,
    "h": 263.4
  },
  "luminance": 0.09931
}

Semantic roles & 50–950 ramp

primary

#2552B9

secondary

#CBAF6F

accent

#B53EEA

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #2552B9

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

Preview Lab → · Contrast checker → · Palette generator →