#2734A8#2734A8

#2734A8 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.0% C 0.183 H 270.2°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#2734A8
RGB	rgb(39, 52, 168)
HSL	hsl(234, 62%, 41%)
HSV	hsv(234, 77%, 66%)
CMYK	cmyk(76.8%, 69%, 0%, 34.1%)
CIE-LAB	lab(28.68, 36.41, -63.36)
CIE-LCH	lch(28.68, 73.08, 299.89°)
OKLab	oklab(40% 0.0008 -0.1834)
OKLCH	oklch(40% 0.183 270.2)
XYZ	xyz(9.1302, 5.7135, 37.6598)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2734A8 #A89B27

analogous

#2775A8 #2734A8 #5A27A8

triadic

#2734A8 #A82734 #34A827

tetradic

#2734A8 #A82775 #A89B27 #27A85A

square

#2734A8 #A82775 #A89B27 #27A85A

split-complementary

#2734A8 #A85A27 #75A827

monochromatic

#101545 #1B2576 #2734A8 #3B4AD1 #6C78DD

Accessibility & contrast

On white

9.80

#2734A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2734A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2734A8

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2734A8	#FFFFFF	#000000	##FFFFFF
##2734A8	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAC

Deuteranopia (green-blind)

#003DA6

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2734a8;
/* rgb */ color: rgb(39, 52, 168);
/* oklch */ color: oklch(40.0% 0.183 270.2);

Tailwind

colors: {
  custom: {
    50: '#776cc3',
    500: '#2734a8',
    950: '#000000',
  },
}

SCSS

$custom: #2734a8;
$custom-light: #776cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2734a8",
  "rgb": {
    "r": 39,
    "g": 52,
    "b": 168
  },
  "hsl": {
    "h": 233.953,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39996,
    "c": 0.18338,
    "h": 270.2
  },
  "luminance": 0.05714
}

Semantic roles & 50–950 ramp

primary

#2734A8

secondary

#C3BA67

accent

#D542E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2734A8

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

Preview Lab → · Contrast checker → · Palette generator →