#2D3FB7#2D3FB7

#2D3FB7 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.189 H 269.8°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#2D3FB7
RGB	rgb(45, 63, 183)
HSL	hsl(232, 61%, 45%)
HSV	hsv(232, 75%, 72%)
CMYK	cmyk(75.4%, 65.6%, 0%, 28.2%)
CIE-LAB	lab(32.99, 35.46, -65.22)
CIE-LCH	lch(32.99, 74.24, 298.53°)
OKLab	oklab(43.64% -0.0007 -0.1887)
OKLCH	oklch(43.64% 0.189 269.8)
XYZ	xyz(11.4040, 7.5306, 45.6431)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3FB7 #B7A52D

analogous

#2D84B7 #2D3FB7 #602DB7

triadic

#2D3FB7 #B72D3F #3FB72D

tetradic

#2D3FB7 #B72D84 #B7A52D #2DB760

square

#2D3FB7 #B72D84 #B7A52D #2DB760

split-complementary

#2D3FB7 #B7602D #84B72D

monochromatic

#151D55 #212E86 #2D3FB7 #4E5FD3 #7F8CDF

Accessibility & contrast

On white

8.38

#2D3FB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2D3FB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3FB7

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3FB7	#FFFFFF	#000000	##FFFFFF
##2D3FB7	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BB

Deuteranopia (green-blind)

#0047B5

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d3fb7;
/* rgb */ color: rgb(45, 63, 183);
/* oklch */ color: oklch(43.6% 0.189 269.8);

Tailwind

colors: {
  custom: {
    50: '#7b74ce',
    500: '#2d3fb7',
    950: '#000000',
  },
}

SCSS

$custom: #2d3fb7;
$custom-light: #7b74ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3fb7",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 183
  },
  "hsl": {
    "h": 232.174,
    "s": 60.526,
    "l": 44.706
  },
  "oklch": {
    "l": 0.43644,
    "c": 0.18866,
    "h": 269.8
  },
  "luminance": 0.07532
}

Semantic roles & 50–950 ramp

primary

#2D3FB7

secondary

#C8BE78

accent

#CF44E4

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2D3FB7

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

Preview Lab → · Contrast checker → · Palette generator →