#2834AB#2834AB

#2834AB is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.187 H 270.5°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#2834AB
RGB	rgb(40, 52, 171)
HSL	hsl(235, 62%, 41%)
HSV	hsv(235, 77%, 67%)
CMYK	cmyk(76.6%, 69.6%, 0%, 32.9%)
CIE-LAB	lab(29.02, 37.59, -64.60)
CIE-LCH	lch(29.02, 74.73, 300.19°)
OKLab	oklab(40.35% 0.0015 -0.187)
OKLCH	oklch(40.35% 0.187 270.5)
XYZ	xyz(9.4512, 5.8463, 39.1505)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2834AB #AB9F28

analogous

#2876AB #2834AB #5E28AB

triadic

#2834AB #AB2834 #34AB28

tetradic

#2834AB #AB2876 #AB9F28 #28AB5E

square

#2834AB #AB2876 #AB9F28 #28AB5E

split-complementary

#2834AB #AB5E28 #76AB28

monochromatic

#111648 #1C2579 #2834AB #3E4CD2 #707ADE

Accessibility & contrast

On white

9.68

#2834AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2834AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2834AB

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2834AB	#FFFFFF	#000000	##FFFFFF
##2834AB	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAF

Deuteranopia (green-blind)

#003EA9

Tritanopia (blue-blind)

#00556B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2834ab;
/* rgb */ color: rgb(40, 52, 171);
/* oklch */ color: oklch(40.3% 0.187 270.5);

Tailwind

colors: {
  custom: {
    50: '#786cc5',
    500: '#2834ab',
    950: '#000000',
  },
}

SCSS

$custom: #2834ab;
$custom-light: #786cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2834ab",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 171
  },
  "hsl": {
    "h": 234.504,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40348,
    "c": 0.18698,
    "h": 270.5
  },
  "luminance": 0.05847
}

Semantic roles & 50–950 ramp

primary

#2834AB

secondary

#C4BC6A

accent

#D643E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2834AB

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

Preview Lab → · Contrast checker → · Palette generator →