#2D3C91#2D3C91

#2D3C91 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.7% C 0.141 H 271.0°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#2D3C91
RGB	rgb(45, 60, 145)
HSL	hsl(231, 53%, 37%)
HSV	hsv(231, 69%, 57%)
CMYK	cmyk(69%, 58.6%, 0%, 43.1%)
CIE-LAB	lab(28.99, 23.44, -48.85)
CIE-LCH	lch(28.99, 54.18, 295.63°)
OKLab	oklab(39.69% 0.0024 -0.1407)
OKLCH	oklch(39.69% 0.141 271)
XYZ	xyz(7.8072, 5.8332, 27.4971)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3C91 #91822D

analogous

#2D6E91 #2D3C91 #502D91

triadic

#2D3C91 #912D3C #3C912D

tetradic

#2D3C91 #912D6E #91822D #2D9150

square

#2D3C91 #912D6E #91822D #2D9150

split-complementary

#2D3C91 #91502D #6E912D

monochromatic

#101534 #1F2962 #2D3C91 #3B4FC0 #6878D0

Accessibility & contrast

On white

9.69

#2D3C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2D3C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3C91

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3C91	#FFFFFF	#000000	##FFFFFF
##2D3C91	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004994

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2d3c91;
/* rgb */ color: rgb(45, 60, 145);
/* oklch */ color: oklch(39.7% 0.141 271.0);

Tailwind

colors: {
  custom: {
    50: '#7371b2',
    500: '#2d3c91',
    950: '#000000',
  },
}

SCSS

$custom: #2d3c91;
$custom-light: #7371b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3c91",
  "rgb": {
    "r": 45,
    "g": 60,
    "b": 145
  },
  "hsl": {
    "h": 231,
    "s": 52.632,
    "l": 37.255
  },
  "oklch": {
    "l": 0.39687,
    "c": 0.14068,
    "h": 271
  },
  "luminance": 0.05834
}

Semantic roles & 50–950 ramp

primary

#2D3C91

secondary

#B7AA63

accent

#C64CDC

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2D3C91

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

Preview Lab → · Contrast checker → · Palette generator →