#2D3F9E#2D3F9E

#2D3F9E is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.4% C 0.155 H 270.0°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#2D3F9E
RGB	rgb(45, 63, 158)
HSL	hsl(230, 56%, 40%)
HSV	hsv(230, 72%, 62%)
CMYK	cmyk(71.5%, 60.1%, 0%, 38%)
CIE-LAB	lab(30.83, 26.28, -53.78)
CIE-LCH	lch(30.83, 59.86, 296.04°)
OKLab	oklab(41.39% 0.0001 -0.1551)
OKLCH	oklch(41.39% 0.155 270)
XYZ	xyz(9.0291, 6.5806, 33.1355)
Luminance	0.0658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3F9E #9E8C2D

analogous

#2D789E #2D3F9E #532D9E

triadic

#2D3F9E #9E2D3F #3F9E2D

tetradic

#2D3F9E #9E2D78 #9E8C2D #2D9E53

square

#2D3F9E #9E2D78 #9E8C2D #2D9E53

split-complementary

#2D3F9E #9E532D #789E2D

monochromatic

#12193F #1F2C6E #2D3F9E #4055C9 #6F80D6

Accessibility & contrast

On white

9.07

#2D3F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2D3F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3F9E

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3F9E	#FFFFFF	#000000	##FFFFFF
##2D3F9E	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA1

Deuteranopia (green-blind)

#00449C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2d3f9e;
/* rgb */ color: rgb(45, 63, 158);
/* oklch */ color: oklch(41.4% 0.155 270.0);

Tailwind

colors: {
  custom: {
    50: '#7573bb',
    500: '#2d3f9e',
    950: '#000000',
  },
}

SCSS

$custom: #2d3f9e;
$custom-light: #7573bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3f9e",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 158
  },
  "hsl": {
    "h": 230.442,
    "s": 55.665,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4139,
    "c": 0.15511,
    "h": 270
  },
  "luminance": 0.06582
}

Semantic roles & 50–950 ramp

primary

#2D3F9E

secondary

#BDB069

accent

#C749DF

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D3F9E

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

Preview Lab → · Contrast checker → · Palette generator →