#2834A0#2834A0

#2834A0 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.3% C 0.173 H 270.8°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#2834A0
RGB	rgb(40, 52, 160)
HSL	hsl(234, 60%, 39%)
HSV	hsv(234, 75%, 63%)
CMYK	cmyk(75%, 67.5%, 0%, 37.3%)
CIE-LAB	lab(27.96, 33.62, -59.69)
CIE-LCH	lch(27.96, 68.51, 299.39°)
OKLab	oklab(39.26% 0.0025 -0.1726)
OKLCH	oklch(39.26% 0.173 270.8)
XYZ	xyz(8.4461, 5.4443, 33.8566)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2834A0 #A09428

analogous

#2870A0 #2834A0 #5828A0

triadic

#2834A0 #A02834 #34A028

tetradic

#2834A0 #A02870 #A09428 #28A058

square

#2834A0 #A02870 #A09428 #28A058

split-complementary

#2834A0 #A05828 #70A028

monochromatic

#10143E #1C246F #2834A0 #3847CD #6974D9

Accessibility & contrast

On white

10.05

#2834A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2834A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2834A0

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2834A0	#FFFFFF	#000000	##FFFFFF
##2834A0	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A3

Deuteranopia (green-blind)

#003C9E

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2834a0;
/* rgb */ color: rgb(40, 52, 160);
/* oklch */ color: oklch(39.3% 0.173 270.8);

Tailwind

colors: {
  custom: {
    50: '#756bbd',
    500: '#2834a0',
    950: '#000000',
  },
}

SCSS

$custom: #2834a0;
$custom-light: #756bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2834a0",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 160
  },
  "hsl": {
    "h": 234,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.3926,
    "c": 0.17267,
    "h": 270.8
  },
  "luminance": 0.05445
}

Semantic roles & 50–950 ramp

primary

#2834A0

secondary

#C0B764

accent

#D345E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2834A0

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

Preview Lab → · Contrast checker → · Palette generator →