#2734A0#2734A0

#2734A0 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.2% C 0.173 H 270.5°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2734A0
RGB	rgb(39, 52, 160)
HSL	hsl(234, 61%, 39%)
HSV	hsv(234, 76%, 63%)
CMYK	cmyk(75.6%, 67.5%, 0%, 37.3%)
CIE-LAB	lab(27.91, 33.51, -59.78)
CIE-LCH	lch(27.91, 68.53, 299.27°)
OKLab	oklab(39.21% 0.0015 -0.1729)
OKLCH	oklch(39.21% 0.173 270.5)
XYZ	xyz(8.4077, 5.4245, 33.8548)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2734A0 #A09327

analogous

#2771A0 #2734A0 #5727A0

triadic

#2734A0 #A02734 #34A027

tetradic

#2734A0 #A02771 #A09327 #27A057

square

#2734A0 #A02771 #A09327 #27A057

split-complementary

#2734A0 #A05727 #71A027

monochromatic

#0F143E #1B246F #2734A0 #3646CE #6774DA

Accessibility & contrast

On white

10.07

#2734A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2734A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2734A0

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2734A0	#FFFFFF	#000000	##FFFFFF
##2734A0	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	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: #2734a0;
/* rgb */ color: rgb(39, 52, 160);
/* oklch */ color: oklch(39.2% 0.173 270.5);

Tailwind

colors: {
  custom: {
    50: '#756bbd',
    500: '#2734a0',
    950: '#000000',
  },
}

SCSS

$custom: #2734a0;
$custom-light: #756bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2734a0",
  "rgb": {
    "r": 39,
    "g": 52,
    "b": 160
  },
  "hsl": {
    "h": 233.554,
    "s": 60.804,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39207,
    "c": 0.17295,
    "h": 270.5
  },
  "luminance": 0.05425
}

Semantic roles & 50–950 ramp

primary

#2734A0

secondary

#C0B663

accent

#D344E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2734A0

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

Preview Lab → · Contrast checker → · Palette generator →