#2553E2#2553E2

#2553E2 is a mid, highly saturated blue. Relative luminance 0.121; OKLCH L 50.9% C 0.222 H 265.1°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#2553E2
RGB	rgb(37, 83, 226)
HSL	hsl(225, 77%, 52%)
HSV	hsv(225, 84%, 89%)
CMYK	cmyk(83.6%, 63.3%, 0%, 11.4%)
CIE-LAB	lab(41.32, 37.78, -76.48)
CIE-LCH	lch(41.32, 85.30, 296.29°)
OKLab	oklab(50.86% -0.0189 -0.2215)
OKLCH	oklch(50.86% 0.222 265.1)
XYZ	xyz(17.5788, 12.0686, 73.3397)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2553E2 #E2B425

analogous

#25B1E2 #2553E2 #5625E2

triadic

#2553E2 #E22553 #53E225

tetradic

#2553E2 #E225B1 #E2B425 #25E256

square

#2553E2 #E225B1 #E2B425 #25E256

split-complementary

#2553E2 #E25625 #B1E225

monochromatic

#112B7C #183DB2 #2553E2 #5B7EE9 #91A8F0

Accessibility & contrast

On white

6.15

#2553E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#2553E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2553E2

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2553E2	#FFFFFF	#000000	##FFFFFF
##2553E2	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE7

Deuteranopia (green-blind)

#0059DF

Tritanopia (blue-blind)

#007993

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2553e2;
/* rgb */ color: rgb(37, 83, 226);
/* oklch */ color: oklch(50.9% 0.222 265.1);

Tailwind

colors: {
  custom: {
    50: '#8283ec',
    500: '#2553e2',
    950: '#000000',
  },
}

SCSS

$custom: #2553e2;
$custom-light: #8283ec;
$custom-dark: #000000;

JSON

{
  "hex": "#2553e2",
  "rgb": {
    "r": 37,
    "g": 83,
    "b": 226
  },
  "hsl": {
    "h": 225.397,
    "s": 76.518,
    "l": 51.569
  },
  "oklch": {
    "l": 0.50859,
    "c": 0.22234,
    "h": 265.1
  },
  "luminance": 0.12071
}

Semantic roles & 50–950 ramp

primary

#2553E2

secondary

#DBC788

accent

#C535F3

background

#F9F8FE

surface

#F1EFFD

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #2553E2

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

Preview Lab → · Contrast checker → · Palette generator →