#243B98#243B98

#243B98 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.6% C 0.154 H 267.9°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX#243B98
RGBrgb(36, 59, 152)
HSLhsl(228, 62%, 37%)
HSVhsv(228, 76%, 60%)
CMYKcmyk(76.3%, 61.2%, 0%, 40.4%)
CIE-LABlab(28.82, 25.53, -53.43)
CIE-LCHlch(28.82, 59.22, 295.54°)
OKLaboklab(39.62% -0.0057 -0.1543)
OKLCHoklch(39.62% 0.154 267.9)
XYZxyz(7.9570, 5.7691, 30.3939)
Luminance0.0577 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#243B98 #988124
analogous
#247598 #243B98 #472498
triadic
#243B98 #98243B #3B9824
tetradic
#243B98 #982475 #988124 #249847
square
#243B98 #982475 #988124 #249847
split-complementary
#243B98 #984724 #759824
monochromatic
#0D1535 #182867 #243B98 #304EC9 #5E76D9

Accessibility & contrast

On white

9.75
#243B98 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#243B98 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243B98
9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##243B98#FFFFFF#000000##FFFFFF
##243B981.009.752.159.75
#FFFFFF9.751.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004A9B
Deuteranopia (green-blind)
#003F96
Tritanopia (blue-blind)
#005363
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #243b98;
/* rgb */ color: rgb(36, 59, 152);
/* oklch */ color: oklch(39.6% 0.154 267.9);
Tailwind
colors: {
  custom: {
    50: '#7170b7',
    500: '#243b98',
    950: '#000000',
  },
}
SCSS
$custom: #243b98;
$custom-light: #7170b7;
$custom-dark: #000000;
JSON
{
  "hex": "#243b98",
  "rgb": {
    "r": 36,
    "g": 59,
    "b": 152
  },
  "hsl": {
    "h": 228.103,
    "s": 61.702,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39616,
    "c": 0.15443,
    "h": 267.9
  },
  "luminance": 0.0577
}

Semantic roles & 50–950 ramp

primary
#243B98
secondary
#BEAA5A
accent
#C543E5
background
#F7F6FB
surface
#EDECF6
border
#C8C7D0
text
#090711
muted
#7B7A80

Preview Lab

Preview with #243B98

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

Preview Lab → · Contrast checker → · Palette generator →

#243B98 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva