#3574B3#3574B3

#3574B3 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.118 H 250.9°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3574B3
RGB	rgb(53, 116, 179)
HSL	hsl(210, 54%, 45%)
HSV	hsv(210, 70%, 70%)
CMYK	cmyk(70.4%, 35.2%, 0%, 29.8%)
CIE-LAB	lab(47.62, 0.95, -39.27)
CIE-LCH	lch(47.62, 39.28, 271.39°)
OKLab	oklab(54.8% -0.0387 -0.1115)
OKLCH	oklch(54.8% 0.118 250.9)
XYZ	xyz(15.8472, 16.5006, 44.9888)
Luminance	0.1650 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3574B3 #B37435

analogous

#35B3B3 #3574B3 #3535B3

triadic

#3574B3 #B33574 #74B335

tetradic

#3574B3 #B335B3 #B37435 #35B335

square

#3574B3 #B335B3 #B37435 #35B335

split-complementary

#3574B3 #B33535 #B3B335

monochromatic

#193755 #275584 #3574B3 #5893CD #87B1DB

Accessibility & contrast

On white

4.88

#3574B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3574B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3574B3

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3574B3	#FFFFFF	#000000	##FFFFFF
##3574B3	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B6

Deuteranopia (green-blind)

#466CB2

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3574b3;
/* rgb */ color: rgb(53, 116, 179);
/* oklch */ color: oklch(54.8% 0.118 250.9);

Tailwind

colors: {
  custom: {
    50: '#7b9bca',
    500: '#3574b3',
    950: '#000000',
  },
}

SCSS

$custom: #3574b3;
$custom-light: #7b9bca;
$custom-dark: #000000;

JSON

{
  "hex": "#3574b3",
  "rgb": {
    "r": 53,
    "g": 116,
    "b": 179
  },
  "hsl": {
    "h": 210,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.54797,
    "c": 0.11803,
    "h": 250.9
  },
  "luminance": 0.16502
}

Semantic roles & 50–950 ramp

primary

#3574B3

secondary

#C5A27F

accent

#944ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3574B3

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

Preview Lab → · Contrast checker → · Palette generator →