#2D3A8E#2D3A8E

#2D3A8E is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.0% C 0.139 H 271.7°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#2D3A8E
RGB	rgb(45, 58, 142)
HSL	hsl(232, 52%, 37%)
HSV	hsv(232, 68%, 56%)
CMYK	cmyk(68.3%, 59.2%, 0%, 44.3%)
CIE-LAB	lab(28.21, 23.67, -48.27)
CIE-LCH	lch(28.21, 53.76, 296.12°)
OKLab	oklab(39.03% 0.0041 -0.139)
OKLCH	oklch(39.03% 0.139 271.7)
XYZ	xyz(7.4761, 5.5363, 26.2606)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3A8E #8E812D

analogous

#2D6B8E #2D3A8E #512D8E

triadic

#2D3A8E #8E2D3A #3A8E2D

tetradic

#2D3A8E #8E2D6B #8E812D #2D8E51

square

#2D3A8E #8E2D6B #8E812D #2D8E51

split-complementary

#2D3A8E #8E512D #6B8E2D

monochromatic

#101431 #1E2760 #2D3A8E #3C4DBC #6775CF

Accessibility & contrast

On white

9.96

#2D3A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2D3A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3A8E

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3A8E	#FFFFFF	#000000	##FFFFFF
##2D3A8E	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004791

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2d3a8e;
/* rgb */ color: rgb(45, 58, 142);
/* oklch */ color: oklch(39.0% 0.139 271.7);

Tailwind

colors: {
  custom: {
    50: '#7270b0',
    500: '#2d3a8e',
    950: '#000000',
  },
}

SCSS

$custom: #2d3a8e;
$custom-light: #7270b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3a8e",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 142
  },
  "hsl": {
    "h": 231.959,
    "s": 51.872,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39033,
    "c": 0.13903,
    "h": 271.7
  },
  "luminance": 0.05537
}

Semantic roles & 50–950 ramp

primary

#2D3A8E

secondary

#B5AA61

accent

#C84CDB

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2D3A8E

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

Preview Lab → · Contrast checker → · Palette generator →