#2834A8#2834A8

#2834A8 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.0% C 0.183 H 270.6°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#2834A8
RGB	rgb(40, 52, 168)
HSL	hsl(234, 62%, 41%)
HSV	hsv(234, 76%, 66%)
CMYK	cmyk(76.2%, 69%, 0%, 34.1%)
CIE-LAB	lab(28.73, 36.51, -63.27)
CIE-LCH	lch(28.73, 73.05, 299.99°)
OKLab	oklab(40.05% 0.0018 -0.1831)
OKLCH	oklch(40.05% 0.183 270.6)
XYZ	xyz(9.1685, 5.7333, 37.6616)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2834A8 #A89C28

analogous

#2874A8 #2834A8 #5C28A8

triadic

#2834A8 #A82834 #34A828

tetradic

#2834A8 #A82874 #A89C28 #28A85C

square

#2834A8 #A82874 #A89C28 #28A85C

split-complementary

#2834A8 #A85C28 #74A828

monochromatic

#101545 #1C2577 #2834A8 #3D4AD1 #6E78DC

Accessibility & contrast

On white

9.78

#2834A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2834A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2834A8

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2834A8	#FFFFFF	#000000	##FFFFFF
##2834A8	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAC

Deuteranopia (green-blind)

#003EA6

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2834a8;
/* rgb */ color: rgb(40, 52, 168);
/* oklch */ color: oklch(40.0% 0.183 270.6);

Tailwind

colors: {
  custom: {
    50: '#776cc3',
    500: '#2834a8',
    950: '#000000',
  },
}

SCSS

$custom: #2834a8;
$custom-light: #776cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2834a8",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 168
  },
  "hsl": {
    "h": 234.375,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40048,
    "c": 0.18312,
    "h": 270.6
  },
  "luminance": 0.05734
}

Semantic roles & 50–950 ramp

primary

#2834A8

secondary

#C3BB69

accent

#D543E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2834A8

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

Preview Lab → · Contrast checker → · Palette generator →