#2748A6#2748A6

#2748A6 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.157 H 265.6°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#2748A6
RGB	rgb(39, 72, 166)
HSL	hsl(224, 62%, 40%)
HSV	hsv(224, 77%, 65%)
CMYK	cmyk(76.5%, 56.6%, 0%, 34.9%)
CIE-LAB	lab(33.60, 22.52, -54.11)
CIE-LCH	lch(33.60, 58.61, 292.59°)
OKLab	oklab(43.58% -0.0121 -0.1561)
OKLCH	oklch(43.58% 0.157 265.6)
XYZ	xyz(10.0346, 7.8181, 37.0492)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2748A6 #A68527

analogous

#2788A6 #2748A6 #4527A6

triadic

#2748A6 #A62748 #48A627

tetradic

#2748A6 #A62788 #A68527 #27A645

square

#2748A6 #A62788 #A68527 #27A645

split-complementary

#2748A6 #A64527 #88A627

monochromatic

#101D43 #1B3374 #2748A6 #3A61D1 #6B89DC

Accessibility & contrast

On white

8.19

#2748A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2748A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2748A6

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2748A6	#FFFFFF	#000000	##FFFFFF
##2748A6	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A9

Deuteranopia (green-blind)

#0049A4

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2748a6;
/* rgb */ color: rgb(39, 72, 166);
/* oklch */ color: oklch(43.6% 0.157 265.6);

Tailwind

colors: {
  custom: {
    50: '#747ac1',
    500: '#2748a6',
    950: '#000000',
  },
}

SCSS

$custom: #2748a6;
$custom-light: #747ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#2748a6",
  "rgb": {
    "r": 39,
    "g": 72,
    "b": 166
  },
  "hsl": {
    "h": 224.409,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43584,
    "c": 0.15653,
    "h": 265.6
  },
  "luminance": 0.07819
}

Semantic roles & 50–950 ramp

primary

#2748A6

secondary

#C3AB66

accent

#BB43E5

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2748A6

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

Preview Lab → · Contrast checker → · Palette generator →