#2517A1#2517A1

#2517A1 is a dark, highly saturated blue. Relative luminance 0.036; OKLCH L 35.2% C 0.202 H 273.2°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#2517A1
RGB	rgb(37, 23, 161)
HSL	hsl(246, 75%, 36%)
HSV	hsv(246, 86%, 63%)
CMYK	cmyk(77%, 85.7%, 0%, 36.9%)
CIE-LAB	lab(22.23, 49.69, -69.79)
CIE-LCH	lch(22.23, 85.67, 305.45°)
OKLab	oklab(35.18% 0.0111 -0.2018)
OKLCH	oklch(35.18% 0.202 273.2)
XYZ	xyz(7.5002, 3.5785, 34.0067)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2517A1 #93A117

analogous

#174EA1 #2517A1 #6A17A1

triadic

#2517A1 #A12517 #17A125

tetradic

#2517A1 #A1174E #93A117 #17A16A

square

#2517A1 #A1174E #93A117 #17A16A

split-complementary

#2517A1 #A16A17 #4EA117

monochromatic

#0C0836 #190F6B #2517A1 #311FD7 #5C4DE6

Accessibility & contrast

On white

12.24

#2517A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2517A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2517A1

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2517A1	#FFFFFF	#000000	##FFFFFF
##2517A1	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA5

Deuteranopia (green-blind)

#002E9F

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2517a1;
/* rgb */ color: rgb(37, 23, 161);
/* oklch */ color: oklch(35.2% 0.202 273.2);

Tailwind

colors: {
  custom: {
    50: '#775abe',
    500: '#2517a1',
    950: '#000000',
  },
}

SCSS

$custom: #2517a1;
$custom-light: #775abe;
$custom-dark: #000000;

JSON

{
  "hex": "#2517a1",
  "rgb": {
    "r": 37,
    "g": 23,
    "b": 161
  },
  "hsl": {
    "h": 246.087,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35178,
    "c": 0.20212,
    "h": 273.2
  },
  "luminance": 0.03579
}

Semantic roles & 50–950 ramp

primary

#2517A1

secondary

#BBC74C

accent

#F236DF

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2517A1

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

Preview Lab → · Contrast checker → · Palette generator →