#3237BE#3237BE

#3237BE is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.3% C 0.205 H 272.3°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX#3237BE
RGBrgb(50, 55, 190)
HSLhsl(238, 58%, 47%)
HSVhsv(238, 74%, 75%)
CMYKcmyk(73.7%, 71.1%, 0%, 25.5%)
CIE-LABlab(32.09, 43.34, -70.81)
CIE-LCHlch(32.09, 83.02, 301.47°)
OKLaboklab(43.27% 0.0083 -0.2049)
OKLCHoklch(43.27% 0.205 272.3)
XYZxyz(11.9727, 7.1270, 49.4499)
Luminance0.0713 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3237BE #BEB932
analogous
#327DBE #3237BE #7332BE
triadic
#3237BE #BE3237 #37BE32
tetradic
#3237BE #BE327D #BEB932 #32BE73
square
#3237BE #BE327D #BEB932 #32BE73
split-complementary
#3237BE #BE7332 #7DBE32
monochromatic
#191B5D #25298E #3237BE #5A5ED3 #8A8DE0

Accessibility & contrast

On white

8.66
#3237BE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.43
#3237BE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3237BE
8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3237BE#FFFFFF#000000##FFFFFF
##3237BE1.008.662.438.66
#FFFFFF8.661.0021.001.00
#0000002.4321.001.0021.00
##FFFFFF8.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0052C2
Deuteranopia (green-blind)
#0045BC
Tritanopia (blue-blind)
#005D77
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #3237be;
/* rgb */ color: rgb(50, 55, 190);
/* oklch */ color: oklch(43.3% 0.205 272.3);
Tailwind
colors: {
  custom: {
    50: '#7f6fd3',
    500: '#3237be',
    950: '#000000',
  },
}
SCSS
$custom: #3237be;
$custom-light: #7f6fd3;
$custom-dark: #000000;
JSON
{
  "hex": "#3237be",
  "rgb": {
    "r": 50,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 237.857,
    "s": 58.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4327,
    "c": 0.20505,
    "h": 272.3
  },
  "luminance": 0.07128
}

Semantic roles & 50–950 ramp

primary
#3237BE
secondary
#CAC882
accent
#DC46E2
background
#F8F6FD
surface
#F0ECFA
border
#CBC7D3
text
#0C0714
muted
#7D7A83

Preview Lab

Preview with #3237BE

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

Preview Lab → · Contrast checker → · Palette generator →

#3237BE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva