#2D3A8F#2D3A8F

#2D3A8F is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.1% C 0.140 H 271.7°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#2D3A8F
RGB	rgb(45, 58, 143)
HSL	hsl(232, 52%, 37%)
HSV	hsv(232, 69%, 56%)
CMYK	cmyk(68.5%, 59.4%, 0%, 43.9%)
CIE-LAB	lab(28.29, 24.04, -48.75)
CIE-LCH	lch(28.29, 54.36, 296.25°)
OKLab	oklab(39.12% 0.0041 -0.1404)
OKLCH	oklch(39.12% 0.14 271.7)
XYZ	xyz(7.5515, 5.5665, 26.6578)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3A8F #8F822D

analogous

#2D6B8F #2D3A8F #512D8F

triadic

#2D3A8F #8F2D3A #3A8F2D

tetradic

#2D3A8F #8F2D6B #8F822D #2D8F51

square

#2D3A8F #8F2D6B #8F822D #2D8F51

split-complementary

#2D3A8F #8F512D #6B8F2D

monochromatic

#101432 #1E2760 #2D3A8F #3C4DBE #6775CF

Accessibility & contrast

On white

9.94

#2D3A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2D3A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3A8F

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3A8F	#FFFFFF	#000000	##FFFFFF
##2D3A8F	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004792

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2d3a8f;
/* rgb */ color: rgb(45, 58, 143);
/* oklch */ color: oklch(39.1% 0.140 271.7);

Tailwind

colors: {
  custom: {
    50: '#7270b0',
    500: '#2d3a8f',
    950: '#000000',
  },
}

SCSS

$custom: #2d3a8f;
$custom-light: #7270b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3a8f",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 143
  },
  "hsl": {
    "h": 232.041,
    "s": 52.128,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39118,
    "c": 0.14046,
    "h": 271.7
  },
  "luminance": 0.05567
}

Semantic roles & 50–950 ramp

primary

#2D3A8F

secondary

#B6AB62

accent

#C94CDC

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2D3A8F

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

Preview Lab → · Contrast checker → · Palette generator →