#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
RGB	rgb(37, 35, 175)
HSL	hsl(241, 67%, 41%)
HSV	hsv(241, 80%, 69%)
CMYK	cmyk(78.9%, 80%, 0%, 31.4%)
CIE-LAB	lab(25.83, 48.42, -72.27)
CIE-LCH	lch(25.83, 86.99, 303.82°)
OKLab	oklab(38.16% 0.0045 -0.2092)
OKLCH	oklch(38.16% 0.209 271.2)
XYZ	xyz(9.0992, 4.6895, 40.9747)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

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
##2523AF	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

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 →