#2D3FAA#2D3FAA

#2D3FAA is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.171 H 270.0°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2D3FAA
RGB	rgb(45, 63, 170)
HSL	hsl(231, 58%, 42%)
HSV	hsv(231, 74%, 67%)
CMYK	cmyk(73.5%, 62.9%, 0%, 33.3%)
CIE-LAB	lab(31.84, 30.73, -59.36)
CIE-LCH	lch(31.84, 66.84, 297.36°)
OKLab	oklab(42.45% -0.0001 -0.1715)
OKLCH	oklch(42.45% 0.171 270)
XYZ	xyz(10.1129, 7.0141, 38.8433)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3FAA #AA982D

analogous

#2D7EAA #2D3FAA #5A2DAA

triadic

#2D3FAA #AA2D3F #3FAA2D

tetradic

#2D3FAA #AA2D7E #AA982D #2DAA5A

square

#2D3FAA #AA2D7E #AA982D #2DAA5A

split-complementary

#2D3FAA #AA5A2D #7EAA2D

monochromatic

#131B49 #202D7A #2D3FAA #465ACE #7785DB

Accessibility & contrast

On white

8.74

#2D3FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2D3FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3FAA

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3FAA	#FFFFFF	#000000	##FFFFFF
##2D3FAA	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AD

Deuteranopia (green-blind)

#0045A8

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2d3faa;
/* rgb */ color: rgb(45, 63, 170);
/* oklch */ color: oklch(42.4% 0.171 270.0);

Tailwind

colors: {
  custom: {
    50: '#7874c4',
    500: '#2d3faa',
    950: '#000000',
  },
}

SCSS

$custom: #2d3faa;
$custom-light: #7874c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3faa",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 170
  },
  "hsl": {
    "h": 231.36,
    "s": 58.14,
    "l": 42.157
  },
  "oklch": {
    "l": 0.42449,
    "c": 0.17149,
    "h": 270
  },
  "luminance": 0.07015
}

Semantic roles & 50–950 ramp

primary

#2D3FAA

secondary

#C3B770

accent

#CB46E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2D3FAA

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

Preview Lab → · Contrast checker → · Palette generator →