#2523BD#2523BD

#2523BD is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.8% C 0.225 H 270.4°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX#2523BD
RGBrgb(37, 35, 189)
HSLhsl(241, 69%, 44%)
HSVhsv(241, 81%, 74%)
CMYKcmyk(80.4%, 81.5%, 0%, 25.9%)
CIE-LABlab(27.49, 52.83, -77.87)
CIE-LCHlch(27.49, 94.09, 304.15°)
OKLaboklab(39.79% 0.0015 -0.2254)
OKLCHoklch(39.79% 0.225 270.4)
XYZxyz(10.5462, 5.2683, 48.5953)
Luminance0.0527 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2523BD #BBBD23
analogous
#236EBD #2523BD #7223BD
triadic
#2523BD #BD2523 #23BD25
tetradic
#2523BD #BD236E #BBBD23 #23BD72
square
#2523BD #BD236E #BBBD23 #23BD72
split-complementary
#2523BD #BD7223 #6EBD23
monochromatic
#111056 #1B1989 #2523BD #4341DC #7675E5

Accessibility & contrast

On white

10.22
#2523BD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.05
#2523BD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2523BD
10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2523BD#FFFFFF#000000##FFFFFF
##2523BD1.0010.222.0510.22
#FFFFFF10.221.0021.001.00
#0000002.0521.001.0021.00
##FFFFFF10.221.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0049C1
Deuteranopia (green-blind)
#0039BA
Tritanopia (blue-blind)
#005471
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #2523bd;
/* rgb */ color: rgb(37, 35, 189);
/* oklch */ color: oklch(39.8% 0.225 270.4);
Tailwind
colors: {
  custom: {
    50: '#7d62d2',
    500: '#2523bd',
    950: '#000000',
  },
}
SCSS
$custom: #2523bd;
$custom-light: #7d62d2;
$custom-dark: #000000;
JSON
{
  "hex": "#2523bd",
  "rgb": {
    "r": 37,
    "g": 35,
    "b": 189
  },
  "hsl": {
    "h": 240.779,
    "s": 68.75,
    "l": 43.922
  },
  "oklch": {
    "l": 0.39792,
    "c": 0.22542,
    "h": 270.4
  },
  "luminance": 0.0527
}

Semantic roles & 50–950 ramp

primary
#2523BD
secondary
#CBCD6F
accent
#EC3CE9
background
#F8F6FD
surface
#F0EBFA
border
#CBC6D3
text
#0C0514
muted
#7D7A83

Preview Lab

Preview with #2523BD

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

Preview Lab → · Contrast checker → · Palette generator →

#2523BD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva