#2D17A0#2D17A0

#2D17A0 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.6% C 0.199 H 276.5°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#2D17A0
RGB	rgb(45, 23, 160)
HSL	hsl(250, 75%, 36%)
HSV	hsv(250, 86%, 63%)
CMYK	cmyk(71.9%, 85.6%, 0%, 37.3%)
CIE-LAB	lab(22.68, 49.91, -68.40)
CIE-LCH	lch(22.68, 84.68, 306.12°)
OKLab	oklab(35.61% 0.0226 -0.1976)
OKLCH	oklch(35.61% 0.199 276.5)
XYZ	xyz(7.7317, 3.7080, 33.5591)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D17A0 #8AA017

analogous

#1745A0 #2D17A0 #7117A0

triadic

#2D17A0 #A02D17 #17A02D

tetradic

#2D17A0 #A01745 #8AA017 #17A071

square

#2D17A0 #A01745 #8AA017 #17A071

split-complementary

#2D17A0 #A07117 #45A017

monochromatic

#0F0835 #1E0F6A #2D17A0 #3C1FD6 #654CE5

Accessibility & contrast

On white

12.06

#2D17A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2D17A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D17A0

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D17A0	#FFFFFF	#000000	##FFFFFF
##2D17A0	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA4

Deuteranopia (green-blind)

#00309E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2d17a0;
/* rgb */ color: rgb(45, 23, 160);
/* oklch */ color: oklch(35.6% 0.199 276.5);

Tailwind

colors: {
  custom: {
    50: '#795abe',
    500: '#2d17a0',
    950: '#000000',
  },
}

SCSS

$custom: #2d17a0;
$custom-light: #795abe;
$custom-dark: #000000;

JSON

{
  "hex": "#2d17a0",
  "rgb": {
    "r": 45,
    "g": 23,
    "b": 160
  },
  "hsl": {
    "h": 249.635,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.35606,
    "c": 0.19893,
    "h": 276.5
  },
  "luminance": 0.03709
}

Semantic roles & 50–950 ramp

primary

#2D17A0

secondary

#B3C74C

accent

#F136D3

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2D17A0

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

Preview Lab → · Contrast checker → · Palette generator →