#2D3FA0#2D3FA0

#2D3FA0 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.158 H 270.0°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#2D3FA0
RGB	rgb(45, 63, 160)
HSL	hsl(231, 56%, 40%)
HSV	hsv(231, 72%, 63%)
CMYK	cmyk(71.9%, 60.6%, 0%, 37.3%)
CIE-LAB	lab(31.00, 27.02, -54.72)
CIE-LCH	lch(31.00, 61.03, 296.28°)
OKLab	oklab(41.56% 0.0001 -0.1579)
OKLCH	oklch(41.56% 0.158 270)
XYZ	xyz(9.2027, 6.6500, 34.0495)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3FA0 #A08E2D

analogous

#2D78A0 #2D3FA0 #552DA0

triadic

#2D3FA0 #A02D3F #3FA02D

tetradic

#2D3FA0 #A02D78 #A08E2D #2DA055

square

#2D3FA0 #A02D78 #A08E2D #2DA055

split-complementary

#2D3FA0 #A0552D #78A02D

monochromatic

#121940 #202C70 #2D3FA0 #4156C9 #7081D7

Accessibility & contrast

On white

9.01

#2D3FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2D3FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3FA0

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3FA0	#FFFFFF	#000000	##FFFFFF
##2D3FA0	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA3

Deuteranopia (green-blind)

#00449E

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2d3fa0;
/* rgb */ color: rgb(45, 63, 160);
/* oklch */ color: oklch(41.6% 0.158 270.0);

Tailwind

colors: {
  custom: {
    50: '#7673bd',
    500: '#2d3fa0',
    950: '#000000',
  },
}

SCSS

$custom: #2d3fa0;
$custom-light: #7673bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3fa0",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 160
  },
  "hsl": {
    "h": 230.609,
    "s": 56.098,
    "l": 40.196
  },
  "oklch": {
    "l": 0.41563,
    "c": 0.15788,
    "h": 270
  },
  "luminance": 0.06651
}

Semantic roles & 50–950 ramp

primary

#2D3FA0

secondary

#BEB16B

accent

#C848DF

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D3FA0

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

Preview Lab → · Contrast checker → · Palette generator →