#2E55AB#2E55AB

#2E55AB is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.145 H 263.5°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#2E55AB
RGB	rgb(46, 85, 171)
HSL	hsl(221, 58%, 43%)
HSV	hsv(221, 73%, 67%)
CMYK	cmyk(73.1%, 50.3%, 0%, 32.9%)
CIE-LAB	lab(37.87, 16.68, -50.16)
CIE-LCH	lch(37.87, 52.86, 288.39°)
OKLab	oklab(47.02% -0.0164 -0.1441)
OKLCH	oklch(47.02% 0.145 263.5)
XYZ	xyz(11.7233, 10.0169, 39.8358)
Luminance	0.1002 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E55AB #AB842E

analogous

#2E94AB #2E55AB #452EAB

triadic

#2E55AB #AB2E55 #55AB2E

tetradic

#2E55AB #AB2E94 #AB842E #2EAB45

square

#2E55AB #AB2E94 #AB842E #2EAB45

split-complementary

#2E55AB #AB452E #94AB2E

monochromatic

#14254B #213D7B #2E55AB #4872CE #7997DB

Accessibility & contrast

On white

6.99

#2E55AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#2E55AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E55AB

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E55AB	#FFFFFF	#000000	##FFFFFF
##2E55AB	1.00	6.99	3.00	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225FAE

Deuteranopia (green-blind)

#0054A9

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2e55ab;
/* rgb */ color: rgb(46, 85, 171);
/* oklch */ color: oklch(47.0% 0.145 263.5);

Tailwind

colors: {
  custom: {
    50: '#7784c5',
    500: '#2e55ab',
    950: '#000000',
  },
}

SCSS

$custom: #2e55ab;
$custom-light: #7784c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2e55ab",
  "rgb": {
    "r": 46,
    "g": 85,
    "b": 171
  },
  "hsl": {
    "h": 221.28,
    "s": 57.604,
    "l": 42.549
  },
  "oklch": {
    "l": 0.47017,
    "c": 0.14504,
    "h": 263.5
  },
  "luminance": 0.10018
}

Semantic roles & 50–950 ramp

primary

#2E55AB

secondary

#C3AA72

accent

#B147E1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2E55AB

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

Preview Lab → · Contrast checker → · Palette generator →