#3571C8#3571C8

#3571C8 is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.4% C 0.149 H 258.0°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX#3571C8
RGBrgb(53, 113, 200)
HSLhsl(216, 58%, 50%)
HSVhsv(216, 74%, 78%)
CMYKcmyk(73.5%, 43.5%, 0%, 21.6%)
CIE-LABlab(47.92, 10.50, -50.90)
CIE-LCHlch(47.92, 51.97, 281.65°)
OKLaboklab(55.41% -0.031 -0.1457)
OKLCHoklch(55.41% 0.149 258)
XYZxyz(17.7948, 16.7353, 56.9248)
Luminance0.1674 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3571C8 #C88C35
analogous
#35BBC8 #3571C8 #4235C8
triadic
#3571C8 #C83571 #71C835
tetradic
#3571C8 #C835BB #C88C35 #35C842
square
#3571C8 #C835BB #C88C35 #35C842
split-complementary
#3571C8 #C84235 #BBC835
monochromatic
#1B3A67 #285698 #3571C8 #6493D6 #95B5E3

Accessibility & contrast

On white

4.83
#3571C8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.35
#3571C8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3571C8
4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3571C8#FFFFFF#000000##FFFFFF
##3571C81.004.834.354.83
#FFFFFF4.831.0021.001.00
#0000004.3521.001.0021.00
##FFFFFF4.831.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4679CB
Deuteranopia (green-blind)
#2A6BC6
Tritanopia (blue-blind)
#008593
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #3571c8;
/* rgb */ color: rgb(53, 113, 200);
/* oklch */ color: oklch(55.4% 0.149 258.0);
Tailwind
colors: {
  custom: {
    50: '#7f99d9',
    500: '#3571c8',
    950: '#000000',
  },
}
SCSS
$custom: #3571c8;
$custom-light: #7f99d9;
$custom-dark: #000000;
JSON
{
  "hex": "#3571c8",
  "rgb": {
    "r": 53,
    "g": 113,
    "b": 200
  },
  "hsl": {
    "h": 215.51,
    "s": 58.103,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55411,
    "c": 0.14893,
    "h": 258
  },
  "luminance": 0.16737
}

Semantic roles & 50–950 ramp

primary
#3571C8
secondary
#CEB38B
accent
#A246E1
background
#F8F9FD
surface
#F0F2FA
border
#CBCCD3
text
#0B0D15
muted
#7C7E83

Preview Lab

Preview with #3571C8

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

Preview Lab → · Contrast checker → · Palette generator →

#3571C8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva