#3574CD#3574CD

#3574CD is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.4% C 0.152 H 257.6°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3574CD
RGB	rgb(53, 116, 205)
HSL	hsl(215, 60%, 51%)
HSV	hsv(215, 74%, 80%)
CMYK	cmyk(74.1%, 43.4%, 0%, 19.6%)
CIE-LAB	lab(49.07, 10.47, -51.93)
CIE-LCH	lch(49.07, 52.97, 281.40°)
OKLab	oklab(56.4% -0.0326 -0.1486)
OKLCH	oklch(56.4% 0.152 257.6)
XYZ	xyz(18.7290, 17.6533, 60.1661)
Luminance	0.1766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3574CD #CD8E35

analogous

#35C0CD #3574CD #4235CD

triadic

#3574CD #CD3574 #74CD35

tetradic

#3574CD #CD35C0 #CD8E35 #35CD42

square

#3574CD #CD35C0 #CD8E35 #35CD42

split-complementary

#3574CD #CD4235 #C0CD35

monochromatic

#1B3D6D #27589E #3574CD #6696D9 #97B8E5

Accessibility & contrast

On white

4.63

#3574CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#3574CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3574CD

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3574CD	#FFFFFF	#000000	##FFFFFF
##3574CD	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#487CD0

Deuteranopia (green-blind)

#2B6ECB

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3574cd;
/* rgb */ color: rgb(53, 116, 205);
/* oklch */ color: oklch(56.4% 0.152 257.6);

Tailwind

colors: {
  custom: {
    50: '#809bdd',
    500: '#3574cd',
    950: '#000000',
  },
}

SCSS

$custom: #3574cd;
$custom-light: #809bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3574cd",
  "rgb": {
    "r": 53,
    "g": 116,
    "b": 205
  },
  "hsl": {
    "h": 215.132,
    "s": 60.317,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56396,
    "c": 0.15217,
    "h": 257.6
  },
  "luminance": 0.17655
}

Semantic roles & 50–950 ramp

primary

#3574CD

secondary

#D1B58D

accent

#A244E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3574CD

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

Preview Lab → · Contrast checker → · Palette generator →