#2D3DB4#2D3DB4

#2D3DB4 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.0% C 0.187 H 270.2°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#2D3DB4
RGB	rgb(45, 61, 180)
HSL	hsl(233, 60%, 44%)
HSV	hsv(233, 75%, 71%)
CMYK	cmyk(75%, 66.1%, 0%, 29.4%)
CIE-LAB	lab(32.23, 35.65, -64.68)
CIE-LCH	lch(32.23, 73.85, 298.87°)
OKLab	oklab(43.01% 0.0007 -0.1871)
OKLCH	oklch(43.01% 0.187 270.2)
XYZ	xyz(10.9863, 7.1895, 43.9799)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3DB4 #B4A42D

analogous

#2D81B4 #2D3DB4 #612DB4

triadic

#2D3DB4 #B42D3D #3DB42D

tetradic

#2D3DB4 #B42D81 #B4A42D #2DB461

square

#2D3DB4 #B42D81 #B4A42D #2DB461

split-complementary

#2D3DB4 #B4612D #81B42D

monochromatic

#151C52 #212C83 #2D3DB4 #4C5CD2 #7D88DE

Accessibility & contrast

On white

8.61

#2D3DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2D3DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3DB4

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3DB4	#FFFFFF	#000000	##FFFFFF
##2D3DB4	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#0045B2

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2d3db4;
/* rgb */ color: rgb(45, 61, 180);
/* oklch */ color: oklch(43.0% 0.187 270.2);

Tailwind

colors: {
  custom: {
    50: '#7b72cc',
    500: '#2d3db4',
    950: '#000000',
  },
}

SCSS

$custom: #2d3db4;
$custom-light: #7b72cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3db4",
  "rgb": {
    "r": 45,
    "g": 61,
    "b": 180
  },
  "hsl": {
    "h": 232.889,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.43011,
    "c": 0.18707,
    "h": 270.2
  },
  "luminance": 0.07191
}

Semantic roles & 50–950 ramp

primary

#2D3DB4

secondary

#C7BD76

accent

#D045E3

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2D3DB4

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

Preview Lab → · Contrast checker → · Palette generator →