#2E53B3#2E53B3

#2E53B3 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.2% C 0.159 H 265.0°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#2E53B3
RGB	rgb(46, 83, 179)
HSL	hsl(223, 59%, 44%)
HSV	hsv(223, 74%, 70%)
CMYK	cmyk(74.3%, 53.6%, 0%, 29.8%)
CIE-LAB	lab(37.88, 21.03, -54.88)
CIE-LCH	lch(37.88, 58.77, 290.97°)
OKLab	oklab(47.2% -0.0139 -0.158)
OKLCH	oklch(47.2% 0.159 265)
XYZ	xyz(12.3538, 10.0207, 43.9222)
Luminance	0.1002 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E53B3 #B38E2E

analogous

#2E96B3 #2E53B3 #4C2EB3

triadic

#2E53B3 #B32E53 #53B32E

tetradic

#2E53B3 #B32E96 #B38E2E #2EB34C

square

#2E53B3 #B32E96 #B38E2E #2EB34C

split-complementary

#2E53B3 #B34C2E #96B32E

monochromatic

#152652 #213C82 #2E53B3 #4D72D1 #7E98DE

Accessibility & contrast

On white

6.99

#2E53B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#2E53B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E53B3

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E53B3	#FFFFFF	#000000	##FFFFFF
##2E53B3	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)

#0960B6

Deuteranopia (green-blind)

#0053B1

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2e53b3;
/* rgb */ color: rgb(46, 83, 179);
/* oklch */ color: oklch(47.2% 0.159 265.0);

Tailwind

colors: {
  custom: {
    50: '#7982ca',
    500: '#2e53b3',
    950: '#000000',
  },
}

SCSS

$custom: #2e53b3;
$custom-light: #7982ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2e53b3",
  "rgb": {
    "r": 46,
    "g": 83,
    "b": 179
  },
  "hsl": {
    "h": 223.308,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.47202,
    "c": 0.15863,
    "h": 265
  },
  "luminance": 0.10022
}

Semantic roles & 50–950 ramp

primary

#2E53B3

secondary

#C6B076

accent

#B746E2

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2E53B3

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

Preview Lab → · Contrast checker → · Palette generator →