#2519B0#2519B0

#2519B0 is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 37.2% C 0.218 H 271.7°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#2519B0
RGB	rgb(37, 25, 176)
HSL	hsl(245, 75%, 39%)
HSV	hsv(245, 86%, 69%)
CMYK	cmyk(79%, 85.8%, 0%, 31%)
CIE-LAB	lab(24.39, 53.32, -75.26)
CIE-LCH	lch(24.39, 92.23, 305.32°)
OKLab	oklab(37.2% 0.0066 -0.2177)
OKLCH	oklch(37.2% 0.218 271.7)
XYZ	xyz(8.9444, 4.2222, 41.4094)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2519B0 #A4B019

analogous

#1959B0 #2519B0 #7119B0

triadic

#2519B0 #B02519 #19B025

tetradic

#2519B0 #B01959 #A4B019 #19B071

square

#2519B0 #B01959 #A4B019 #19B071

split-complementary

#2519B0 #B07119 #59B019

monochromatic

#0E0A45 #1A117A #2519B0 #3526E0 #675CE8

Accessibility & contrast

On white

11.38

#2519B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2519B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2519B0

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2519B0	#FFFFFF	#000000	##FFFFFF
##2519B0	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041B4

Deuteranopia (green-blind)

#0032AE

Tritanopia (blue-blind)

#004C68

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2519b0;
/* rgb */ color: rgb(37, 25, 176);
/* oklch */ color: oklch(37.2% 0.218 271.7);

Tailwind

colors: {
  custom: {
    50: '#7a5cc9',
    500: '#2519b0',
    950: '#000000',
  },
}

SCSS

$custom: #2519b0;
$custom-light: #7a5cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2519b0",
  "rgb": {
    "r": 37,
    "g": 25,
    "b": 176
  },
  "hsl": {
    "h": 244.768,
    "s": 75.124,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37202,
    "c": 0.21778,
    "h": 271.7
  },
  "luminance": 0.04223
}

Semantic roles & 50–950 ramp

primary

#2519B0

secondary

#C2CC59

accent

#F236E3

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #2519B0

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

Preview Lab → · Contrast checker → · Palette generator →