#2517A0#2517A0

#2517A0 is a dark, highly saturated blue. Relative luminance 0.035; OKLCH L 35.1% C 0.201 H 273.2°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#2517A0
RGB	rgb(37, 23, 160)
HSL	hsl(246, 75%, 36%)
HSV	hsv(246, 86%, 63%)
CMYK	cmyk(76.9%, 85.6%, 0%, 37.3%)
CIE-LAB	lab(22.10, 49.39, -69.39)
CIE-LCH	lch(22.10, 85.17, 305.45°)
OKLab	oklab(35.06% 0.0114 -0.2006)
OKLCH	oklch(35.06% 0.201 273.2)
XYZ	xyz(7.4124, 3.5434, 33.5442)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2517A0 #92A017

analogous

#174EA0 #2517A0 #6917A0

triadic

#2517A0 #A02517 #17A025

tetradic

#2517A0 #A0174E #92A017 #17A069

square

#2517A0 #A0174E #92A017 #17A069

split-complementary

#2517A0 #A06917 #4EA017

monochromatic

#0C0835 #190F6A #2517A0 #311FD6 #5C4CE5

Accessibility & contrast

On white

12.29

#2517A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2517A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2517A0

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2517A0	#FFFFFF	#000000	##FFFFFF
##2517A0	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002E9E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2517a0;
/* rgb */ color: rgb(37, 23, 160);
/* oklch */ color: oklch(35.1% 0.201 273.2);

Tailwind

colors: {
  custom: {
    50: '#775abe',
    500: '#2517a0',
    950: '#000000',
  },
}

SCSS

$custom: #2517a0;
$custom-light: #775abe;
$custom-dark: #000000;

JSON

{
  "hex": "#2517a0",
  "rgb": {
    "r": 37,
    "g": 23,
    "b": 160
  },
  "hsl": {
    "h": 246.131,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.35056,
    "c": 0.20097,
    "h": 273.2
  },
  "luminance": 0.03544
}

Semantic roles & 50–950 ramp

primary

#2517A0

secondary

#BAC74C

accent

#F136DE

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2517A0

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

Preview Lab → · Contrast checker → · Palette generator →