#2523AF#2523AF

#2523AF is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.209 H 271.2°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX#2523AF
RGBrgb(37, 35, 175)
HSLhsl(241, 67%, 41%)
HSVhsv(241, 80%, 69%)
CMYKcmyk(78.9%, 80%, 0%, 31.4%)
CIE-LABlab(25.83, 48.42, -72.27)
CIE-LCHlch(25.83, 86.99, 303.82°)
OKLaboklab(38.16% 0.0045 -0.2092)
OKLCHoklch(38.16% 0.209 271.2)
XYZxyz(9.0992, 4.6895, 40.9747)
Luminance0.0469 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2523AF #ADAF23
analogous
#2367AF #2523AF #6B23AF
triadic
#2523AF #AF2523 #23AF25
tetradic
#2523AF #AF2367 #ADAF23 #23AF6B
square
#2523AF #AF2367 #ADAF23 #23AF6B
split-complementary
#2523AF #AF6B23 #67AF23
monochromatic
#0F0F49 #1A197C #2523AF #3A38D7 #6D6BE1

Accessibility & contrast

On white

10.83
#2523AF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.94
#2523AF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2523AF
10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2523AF#FFFFFF#000000##FFFFFF
##2523AF1.0010.831.9410.83
#FFFFFF10.831.0021.001.00
#0000001.9421.001.0021.00
##FFFFFF10.831.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0044B3
Deuteranopia (green-blind)
#0036AD
Tritanopia (blue-blind)
#004F69
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #2523af;
/* rgb */ color: rgb(37, 35, 175);
/* oklch */ color: oklch(38.2% 0.209 271.2);
Tailwind
colors: {
  custom: {
    50: '#7961c8',
    500: '#2523af',
    950: '#000000',
  },
}
SCSS
$custom: #2523af;
$custom-light: #7961c8;
$custom-dark: #000000;
JSON
{
  "hex": "#2523af",
  "rgb": {
    "r": 37,
    "g": 35,
    "b": 175
  },
  "hsl": {
    "h": 240.857,
    "s": 66.667,
    "l": 41.176
  },
  "oklch": {
    "l": 0.38162,
    "c": 0.20927,
    "h": 271.2
  },
  "luminance": 0.04691
}

Semantic roles & 50–950 ramp

primary
#2523AF
secondary
#C6C766
accent
#EA3EE7
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #2523AF

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

Preview Lab → · Contrast checker → · Palette generator →

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