#3571B2#3571B2

#3571B2 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 54.0% C 0.120 H 252.5°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3571B2
RGB	rgb(53, 113, 178)
HSL	hsl(211, 54%, 45%)
HSV	hsv(211, 70%, 70%)
CMYK	cmyk(70.2%, 36.5%, 0%, 30.2%)
CIE-LAB	lab(46.68, 2.43, -40.17)
CIE-LCH	lch(46.68, 40.25, 273.46°)
OKLab	oklab(54.04% -0.036 -0.1142)
OKLCH	oklch(54.04% 0.12 252.5)
XYZ	xyz(15.4062, 15.7798, 44.3447)
Luminance	0.1578 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3571B2 #B27635

analogous

#35B0B2 #3571B2 #3735B2

triadic

#3571B2 #B23571 #71B235

tetradic

#3571B2 #B235B0 #B27635 #35B237

square

#3571B2 #B235B0 #B27635 #35B237

split-complementary

#3571B2 #B23735 #B0B235

monochromatic

#193554 #275383 #3571B2 #5790CD #86AFDB

Accessibility & contrast

On white

5.05

#3571B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3571B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3571B2

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3571B2	#FFFFFF	#000000	##FFFFFF
##3571B2	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B5

Deuteranopia (green-blind)

#4269B1

Tritanopia (blue-blind)

#008089

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3571b2;
/* rgb */ color: rgb(53, 113, 178);
/* oklch */ color: oklch(54.0% 0.120 252.5);

Tailwind

colors: {
  custom: {
    50: '#7b99c9',
    500: '#3571b2',
    950: '#000000',
  },
}

SCSS

$custom: #3571b2;
$custom-light: #7b99c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3571b2",
  "rgb": {
    "r": 53,
    "g": 113,
    "b": 178
  },
  "hsl": {
    "h": 211.2,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54043,
    "c": 0.11973,
    "h": 252.5
  },
  "luminance": 0.15781
}

Semantic roles & 50–950 ramp

primary

#3571B2

secondary

#C5A37E

accent

#974ADD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3571B2

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

Preview Lab → · Contrast checker → · Palette generator →