#2D3BAB#2D3BAB

#2D3BAB is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.178 H 270.8°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#2D3BAB
RGB	rgb(45, 59, 171)
HSL	hsl(233, 58%, 42%)
HSV	hsv(233, 74%, 67%)
CMYK	cmyk(73.7%, 65.5%, 0%, 32.9%)
CIE-LAB	lab(30.94, 33.68, -61.44)
CIE-LCH	lch(30.94, 70.06, 298.73°)
OKLab	oklab(41.81% 0.0025 -0.1776)
OKLCH	oklch(41.81% 0.178 270.8)
XYZ	xyz(9.9943, 6.6251, 39.2722)
Luminance	0.0663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3BAB #AB9D2D

analogous

#2D7AAB #2D3BAB #5E2DAB

triadic

#2D3BAB #AB2D3B #3BAB2D

tetradic

#2D3BAB #AB2D7A #AB9D2D #2DAB5E

square

#2D3BAB #AB2D7A #AB9D2D #2DAB5E

split-complementary

#2D3BAB #AB5E2D #7AAB2D

monochromatic

#141A4A #202A7B #2D3BAB #4756CE #7782DB

Accessibility & contrast

On white

9.03

#2D3BAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2D3BAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3BAB

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3BAB	#FFFFFF	#000000	##FFFFFF
##2D3BAB	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAF

Deuteranopia (green-blind)

#0043A9

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2d3bab;
/* rgb */ color: rgb(45, 59, 171);
/* oklch */ color: oklch(41.8% 0.178 270.8);

Tailwind

colors: {
  custom: {
    50: '#7971c5',
    500: '#2d3bab',
    950: '#000000',
  },
}

SCSS

$custom: #2d3bab;
$custom-light: #7971c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3bab",
  "rgb": {
    "r": 45,
    "g": 59,
    "b": 171
  },
  "hsl": {
    "h": 233.333,
    "s": 58.333,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41813,
    "c": 0.17762,
    "h": 270.8
  },
  "luminance": 0.06626
}

Semantic roles & 50–950 ramp

primary

#2D3BAB

secondary

#C3BA71

accent

#D046E2

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2D3BAB

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

Preview Lab → · Contrast checker → · Palette generator →