#2D3E99#2D3E99

#2D3E99 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.149 H 270.3°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#2D3E99
RGB	rgb(45, 62, 153)
HSL	hsl(231, 55%, 39%)
HSV	hsv(231, 71%, 60%)
CMYK	cmyk(70.6%, 59.5%, 0%, 40%)
CIE-LAB	lab(30.16, 25.08, -51.84)
CIE-LCH	lch(30.16, 57.58, 295.82°)
OKLab	oklab(40.76% 0.0008 -0.1494)
OKLCH	oklch(40.76% 0.149 270.3)
XYZ	xyz(8.5526, 6.3022, 30.8965)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3E99 #99882D

analogous

#2D7499 #2D3E99 #522D99

triadic

#2D3E99 #992D3E #3E992D

tetradic

#2D3E99 #992D74 #99882D #2D9952

square

#2D3E99 #992D74 #99882D #2D9952

split-complementary

#2D3E99 #99522D #74992D

monochromatic

#11183A #1F2B6A #2D3E99 #3D53C6 #6C7DD4

Accessibility & contrast

On white

9.29

#2D3E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2D3E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3E99

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3E99	#FFFFFF	#000000	##FFFFFF
##2D3E99	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9C

Deuteranopia (green-blind)

#004297

Tritanopia (blue-blind)

#005565

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d3e99;
/* rgb */ color: rgb(45, 62, 153);
/* oklch */ color: oklch(40.8% 0.149 270.3);

Tailwind

colors: {
  custom: {
    50: '#7473b8',
    500: '#2d3e99',
    950: '#000000',
  },
}

SCSS

$custom: #2d3e99;
$custom-light: #7473b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3e99",
  "rgb": {
    "r": 45,
    "g": 62,
    "b": 153
  },
  "hsl": {
    "h": 230.556,
    "s": 54.545,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40764,
    "c": 0.1494,
    "h": 270.3
  },
  "luminance": 0.06303
}

Semantic roles & 50–950 ramp

primary

#2D3E99

secondary

#BBAE67

accent

#C74ADE

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2D3E99

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

Preview Lab → · Contrast checker → · Palette generator →