#2521C2#2521C2

#2521C2 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.2% C 0.233 H 270.2°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#2521C2
RGB	rgb(37, 33, 194)
HSL	hsl(241, 71%, 45%)
HSV	hsv(241, 83%, 76%)
CMYK	cmyk(80.9%, 83%, 0%, 23.9%)
CIE-LAB	lab(27.78, 55.27, -80.33)
CIE-LCH	lch(27.78, 97.51, 304.53°)
OKLab	oklab(40.17% 0.0008 -0.2325)
OKLCH	oklch(40.17% 0.233 270.2)
XYZ	xyz(11.0411, 5.3748, 51.4840)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2521C2 #BEC221

analogous

#216DC2 #2521C2 #7621C2

triadic

#2521C2 #C22521 #21C225

tetradic

#2521C2 #C2216D #BEC221 #21C276

square

#2521C2 #C2216D #BEC221 #21C276

split-complementary

#2521C2 #C27621 #6DC221

monochromatic

#110F59 #1B188E #2521C2 #4541DF #7976E8

Accessibility & contrast

On white

10.12

#2521C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2521C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2521C2

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2521C2	#FFFFFF	#000000	##FFFFFF
##2521C2	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC6

Deuteranopia (green-blind)

#0039BF

Tritanopia (blue-blind)

#005674

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2521c2;
/* rgb */ color: rgb(37, 33, 194);
/* oklch */ color: oklch(40.2% 0.233 270.2);

Tailwind

colors: {
  custom: {
    50: '#7e62d6',
    500: '#2521c2',
    950: '#000000',
  },
}

SCSS

$custom: #2521c2;
$custom-light: #7e62d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2521c2",
  "rgb": {
    "r": 37,
    "g": 33,
    "b": 194
  },
  "hsl": {
    "h": 241.491,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.40166,
    "c": 0.23252,
    "h": 270.2
  },
  "luminance": 0.05376
}

Semantic roles & 50–950 ramp

primary

#2521C2

secondary

#CDCF70

accent

#EE3AE9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0515

muted

#7D7A83

Preview Lab

Preview with #2521C2

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

Preview Lab → · Contrast checker → · Palette generator →