#2357A4#2357A4

#2357A4 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.5% C 0.136 H 258.5°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX#2357A4
RGBrgb(35, 87, 164)
HSLhsl(216, 65%, 39%)
HSVhsv(216, 79%, 64%)
CMYKcmyk(78.7%, 47%, 0%, 35.7%)
CIE-LABlab(37.58, 11.24, -46.49)
CIE-LCHlch(37.58, 47.83, 283.59°)
OKLaboklab(46.53% -0.0272 -0.1334)
OKLCHoklch(46.53% 0.136 258.5)
XYZxyz(10.7997, 9.8528, 36.4474)
Luminance0.0985 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2357A4 #A47023
analogous
#2398A4 #2357A4 #3023A4
triadic
#2357A4 #A42357 #57A423
tetradic
#2357A4 #A42398 #A47023 #23A430
square
#2357A4 #A42398 #A47023 #23A430
split-complementary
#2357A4 #A43023 #98A423
monochromatic
#0D213F #183C72 #2357A4 #3172D3 #6495DE

Accessibility & contrast

On white

7.07
#2357A4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.97
#2357A4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2357A4
7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2357A4#FFFFFF#000000##FFFFFF
##2357A41.007.072.977.07
#FFFFFF7.071.0021.001.00
#0000002.9721.001.0021.00
##FFFFFF7.071.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2E5FA7
Deuteranopia (green-blind)
#0C53A2
Tritanopia (blue-blind)
#006975
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #2357a4;
/* rgb */ color: rgb(35, 87, 164);
/* oklch */ color: oklch(46.5% 0.136 258.5);
Tailwind
colors: {
  custom: {
    50: '#7285bf',
    500: '#2357a4',
    950: '#000000',
  },
}
SCSS
$custom: #2357a4;
$custom-light: #7285bf;
$custom-dark: #000000;
JSON
{
  "hex": "#2357a4",
  "rgb": {
    "r": 35,
    "g": 87,
    "b": 164
  },
  "hsl": {
    "h": 215.814,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46528,
    "c": 0.13619,
    "h": 258.5
  },
  "luminance": 0.09854
}

Semantic roles & 50–950 ramp

primary
#2357A4
secondary
#C39B60
accent
#A440E8
background
#F7F8FB
surface
#EDEFF7
border
#C8CAD0
text
#090B12
muted
#7B7C81

Preview Lab

Preview with #2357A4

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

Preview Lab → · Contrast checker → · Palette generator →

#2357A4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva