#375ACD#375ACD

#375ACD is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.1% C 0.183 H 266.9°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#375ACD
RGBrgb(55, 90, 205)
HSLhsl(226, 60%, 51%)
HSVhsv(226, 73%, 80%)
CMYKcmyk(73.2%, 56.1%, 0%, 19.6%)
CIE-LABlab(42.05, 27.29, -63.25)
CIE-LCHlch(42.05, 68.89, 293.34°)
OKLaboklab(51.05% -0.01 -0.1824)
OKLCHoklch(51.05% 0.183 266.9)
XYZxyz(16.2473, 12.5306, 59.3081)
Luminance0.1253 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#375ACD #CDAA37
analogous
#37A5CD #375ACD #5F37CD
triadic
#375ACD #CD375A #5ACD37
tetradic
#375ACD #CD37A5 #CDAA37 #37CD5F
square
#375ACD #CD37A5 #CDAA37 #37CD5F
split-complementary
#375ACD #CD5F37 #A5CD37
monochromatic
#1C2F6E #28449F #375ACD #6882D9 #99ABE5

Accessibility & contrast

On white

5.99
#375ACD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.51
#375ACD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375ACD
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##375ACD#FFFFFF#000000##FFFFFF
##375ACD1.005.993.515.99
#FFFFFF5.991.0021.001.00
#0000003.5121.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006AD1
Deuteranopia (green-blind)
#005DCB
Tritanopia (blue-blind)
#00768B
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #375acd;
/* rgb */ color: rgb(55, 90, 205);
/* oklch */ color: oklch(51.1% 0.183 266.9);
Tailwind
colors: {
  custom: {
    50: '#8288dd',
    500: '#375acd',
    950: '#000000',
  },
}
SCSS
$custom: #375acd;
$custom-light: #8288dd;
$custom-dark: #000000;
JSON
{
  "hex": "#375acd",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 205
  },
  "hsl": {
    "h": 226,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51054,
    "c": 0.18264,
    "h": 266.9
  },
  "luminance": 0.12532
}

Semantic roles & 50–950 ramp

primary
#375ACD
secondary
#D1C28F
accent
#BE45E3
background
#F8F8FD
surface
#F0EFFB
border
#CBCAD4
text
#0C0B15
muted
#7D7C83

Preview Lab

Preview with #375ACD

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

Preview Lab → · Contrast checker → · Palette generator →

#375ACD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva