#2521AE#2521AE

#2521AE is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.210 H 271.4°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2521AE
RGB	rgb(37, 33, 174)
HSL	hsl(242, 68%, 41%)
HSV	hsv(242, 81%, 68%)
CMYK	cmyk(78.7%, 81%, 0%, 31.8%)
CIE-LAB	lab(25.37, 49.11, -72.44)
CIE-LCH	lch(25.37, 87.51, 304.13°)
OKLab	oklab(37.81% 0.0052 -0.2097)
OKLCH	oklch(37.81% 0.21 271.4)
XYZ	xyz(8.9442, 4.5360, 40.4403)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2521AE #AAAE21

analogous

#2163AE #2521AE #6B21AE

triadic

#2521AE #AE2521 #21AE25

tetradic

#2521AE #AE2163 #AAAE21 #21AE6B

square

#2521AE #AE2163 #AAAE21 #21AE6B

split-complementary

#2521AE #AE6B21 #63AE21

monochromatic

#0F0D47 #1A177B #2521AE #3834D8 #6B67E2

Accessibility & contrast

On white

11.01

#2521AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2521AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2521AE

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2521AE	#FFFFFF	#000000	##FFFFFF
##2521AE	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B2

Deuteranopia (green-blind)

#0035AC

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2521ae;
/* rgb */ color: rgb(37, 33, 174);
/* oklch */ color: oklch(37.8% 0.210 271.4);

Tailwind

colors: {
  custom: {
    50: '#7960c8',
    500: '#2521ae',
    950: '#000000',
  },
}

SCSS

$custom: #2521ae;
$custom-light: #7960c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2521ae",
  "rgb": {
    "r": 37,
    "g": 33,
    "b": 174
  },
  "hsl": {
    "h": 241.702,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.37806,
    "c": 0.20973,
    "h": 271.4
  },
  "luminance": 0.04537
}

Semantic roles & 50–950 ramp

primary

#2521AE

secondary

#C5C863

accent

#EB3DE6

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2521AE

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

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