#243687#243687

#243687 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.137 H 269.1°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX#243687
RGBrgb(36, 54, 135)
HSLhsl(229, 58%, 34%)
HSVhsv(229, 73%, 53%)
CMYKcmyk(73.3%, 60%, 0%, 47.1%)
CIE-LABlab(26.05, 22.38, -47.47)
CIE-LCHlch(26.05, 52.48, 295.24°)
OKLaboklab(37.1% -0.0022 -0.1369)
OKLCHoklch(37.1% 0.137 269.1)
XYZxyz(6.4184, 4.7620, 23.4979)
Luminance0.0476 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#243687 #877524
analogous
#246787 #243687 #432487
triadic
#243687 #872436 #368724
tetradic
#243687 #872467 #877524 #248743
square
#243687 #872467 #877524 #248743
split-complementary
#243687 #874324 #678724
monochromatic
#0A0F26 #172357 #243687 #3149B7 #546BD1

Accessibility & contrast

On white

10.75
#243687 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.95
#243687 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243687
10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##243687#FFFFFF#000000##FFFFFF
##2436871.0010.751.9510.75
#FFFFFF10.751.0021.001.00
#0000001.9521.001.0021.00
##FFFFFF10.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00428A
Deuteranopia (green-blind)
#003985
Tritanopia (blue-blind)
#004A59
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #243687;
/* rgb */ color: rgb(36, 54, 135);
/* oklch */ color: oklch(37.1% 0.137 269.1);
Tailwind
colors: {
  custom: {
    50: '#6d6cab',
    500: '#243687',
    950: '#000000',
  },
}
SCSS
$custom: #243687;
$custom-light: #6d6cab;
$custom-dark: #000000;
JSON
{
  "hex": "#243687",
  "rgb": {
    "r": 36,
    "g": 54,
    "b": 135
  },
  "hsl": {
    "h": 229.091,
    "s": 57.895,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37102,
    "c": 0.13692,
    "h": 269.1
  },
  "luminance": 0.04763
}

Semantic roles & 50–950 ramp

primary
#243687
secondary
#B5A351
accent
#C547E1
background
#F7F6FA
surface
#EDEBF4
border
#C8C6CE
text
#080710
muted
#7B7A7F

Preview Lab

Preview with #243687

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

Preview Lab → · Contrast checker → · Palette generator →

#243687 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva