#2D3CA3#2D3CA3

#2D3CA3 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.3% C 0.166 H 270.8°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#2D3CA3
RGB	rgb(45, 60, 163)
HSL	hsl(232, 57%, 41%)
HSV	hsv(232, 72%, 64%)
CMYK	cmyk(72.4%, 63.2%, 0%, 36.1%)
CIE-LAB	lab(30.48, 30.11, -57.38)
CIE-LCH	lch(30.48, 64.80, 297.69°)
OKLab	oklab(41.26% 0.0023 -0.1657)
OKLCH	oklch(41.26% 0.166 270.8)
XYZ	xyz(9.3067, 6.4330, 35.3945)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3CA3 #A3942D

analogous

#2D77A3 #2D3CA3 #592DA3

triadic

#2D3CA3 #A32D3C #3CA32D

tetradic

#2D3CA3 #A32D77 #A3942D #2DA359

square

#2D3CA3 #A32D77 #A3942D #2DA359

split-complementary

#2D3CA3 #A3592D #77A32D

monochromatic

#131943 #202A73 #2D3CA3 #4254CB #727FD8

Accessibility & contrast

On white

9.18

#2D3CA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2D3CA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3CA3

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3CA3	#FFFFFF	#000000	##FFFFFF
##2D3CA3	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA6

Deuteranopia (green-blind)

#0042A1

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2d3ca3;
/* rgb */ color: rgb(45, 60, 163);
/* oklch */ color: oklch(41.3% 0.166 270.8);

Tailwind

colors: {
  custom: {
    50: '#7771bf',
    500: '#2d3ca3',
    950: '#000000',
  },
}

SCSS

$custom: #2d3ca3;
$custom-light: #7771bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3ca3",
  "rgb": {
    "r": 45,
    "g": 60,
    "b": 163
  },
  "hsl": {
    "h": 232.373,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41259,
    "c": 0.16572,
    "h": 270.8
  },
  "luminance": 0.06434
}

Semantic roles & 50–950 ramp

primary

#2D3CA3

secondary

#C0B56C

accent

#CD48E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D3CA3

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

Preview Lab → · Contrast checker → · Palette generator →