#2D57D4#2D57D4

#2D57D4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.6% C 0.198 H 265.5°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#2D57D4
RGB	rgb(45, 87, 212)
HSL	hsl(225, 66%, 50%)
HSV	hsv(225, 79%, 83%)
CMYK	cmyk(78.8%, 59%, 0%, 16.9%)
CIE-LAB	lab(41.42, 30.71, -68.33)
CIE-LCH	lch(41.42, 74.91, 294.20°)
OKLab	oklab(50.64% -0.0156 -0.1975)
OKLCH	oklch(50.64% 0.198 265.5)
XYZ	xyz(16.3699, 12.1258, 63.7524)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D57D4 #D4AA2D

analogous

#2DABD4 #2D57D4 #562DD4

triadic

#2D57D4 #D42D57 #57D42D

tetradic

#2D57D4 #D42DAB #D4AA2D #2DD456

square

#2D57D4 #D42DAB #D4AA2D #2DD456

split-complementary

#2D57D4 #D4562D #ABD42D

monochromatic

#172D70 #2142A3 #2D57D4 #6080DE #93A8E9

Accessibility & contrast

On white

6.13

#2D57D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#2D57D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D57D4

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D57D4	#FFFFFF	#000000	##FFFFFF
##2D57D4	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD8

Deuteranopia (green-blind)

#005AD2

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2d57d4;
/* rgb */ color: rgb(45, 87, 212);
/* oklch */ color: oklch(50.6% 0.198 265.5);

Tailwind

colors: {
  custom: {
    50: '#8085e2',
    500: '#2d57d4',
    950: '#000000',
  },
}

SCSS

$custom: #2d57d4;
$custom-light: #8085e2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d57d4",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 212
  },
  "hsl": {
    "h": 224.91,
    "s": 66.008,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5064,
    "c": 0.19811,
    "h": 265.5
  },
  "luminance": 0.12128
}

Semantic roles & 50–950 ramp

primary

#2D57D4

secondary

#D4C189

accent

#BE3FE9

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0C0B15

muted

#7D7C84

Preview Lab

Preview with #2D57D4

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

Preview Lab → · Contrast checker → · Palette generator →