#2834A3#2834A3

#2834A3 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.6% C 0.177 H 270.7°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#2834A3
RGB	rgb(40, 52, 163)
HSL	hsl(234, 61%, 40%)
HSV	hsv(234, 75%, 64%)
CMYK	cmyk(75.5%, 68.1%, 0%, 36.1%)
CIE-LAB	lab(28.25, 34.71, -61.05)
CIE-LCH	lch(28.25, 70.22, 299.62°)
OKLab	oklab(39.55% 0.0023 -0.1766)
OKLCH	oklch(39.55% 0.177 270.7)
XYZ	xyz(8.7117, 5.5505, 35.2555)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2834A3 #A39728

analogous

#2872A3 #2834A3 #5928A3

triadic

#2834A3 #A32834 #34A328

tetradic

#2834A3 #A32872 #A39728 #28A359

square

#2834A3 #A32872 #A39728 #28A359

split-complementary

#2834A3 #A35928 #72A328

monochromatic

#101541 #1C2472 #2834A3 #3A48CF #6B76DB

Accessibility & contrast

On white

9.95

#2834A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2834A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2834A3

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2834A3	#FFFFFF	#000000	##FFFFFF
##2834A3	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A6

Deuteranopia (green-blind)

#003DA1

Tritanopia (blue-blind)

#005267

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2834a3;
/* rgb */ color: rgb(40, 52, 163);
/* oklch */ color: oklch(39.6% 0.177 270.7);

Tailwind

colors: {
  custom: {
    50: '#766cbf',
    500: '#2834a3',
    950: '#000000',
  },
}

SCSS

$custom: #2834a3;
$custom-light: #766cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2834a3",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 163
  },
  "hsl": {
    "h": 234.146,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.39553,
    "c": 0.17661,
    "h": 270.7
  },
  "luminance": 0.05551
}

Semantic roles & 50–950 ramp

primary

#2834A3

secondary

#C1B866

accent

#D444E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2834A3

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

Preview Lab → · Contrast checker → · Palette generator →