#2748A2#2748A2

#2748A2 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.3% C 0.151 H 265.3°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#2748A2
RGB	rgb(39, 72, 162)
HSL	hsl(224, 61%, 39%)
HSV	hsv(224, 76%, 64%)
CMYK	cmyk(75.9%, 55.6%, 0%, 36.5%)
CIE-LAB	lab(33.29, 20.97, -52.21)
CIE-LCH	lch(33.29, 56.26, 291.89°)
OKLab	oklab(43.26% -0.0124 -0.1505)
OKLCH	oklch(43.26% 0.151 265.3)
XYZ	xyz(9.6734, 7.6736, 35.1468)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2748A2 #A28127

analogous

#2786A2 #2748A2 #4327A2

triadic

#2748A2 #A22748 #48A227

tetradic

#2748A2 #A22786 #A28127 #27A243

square

#2748A2 #A22786 #A28127 #27A243

split-complementary

#2748A2 #A24327 #86A227

monochromatic

#0F1C3F #1B3271 #2748A2 #3760CF #6987DB

Accessibility & contrast

On white

8.28

#2748A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2748A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2748A2

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2748A2	#FFFFFF	#000000	##FFFFFF
##2748A2	1.00	8.28	2.53	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A5

Deuteranopia (green-blind)

#0049A0

Tritanopia (blue-blind)

#005E6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2748a2;
/* rgb */ color: rgb(39, 72, 162);
/* oklch */ color: oklch(43.3% 0.151 265.3);

Tailwind

colors: {
  custom: {
    50: '#737abe',
    500: '#2748a2',
    950: '#000000',
  },
}

SCSS

$custom: #2748a2;
$custom-light: #737abe;
$custom-dark: #000000;

JSON

{
  "hex": "#2748a2",
  "rgb": {
    "r": 39,
    "g": 72,
    "b": 162
  },
  "hsl": {
    "h": 223.902,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43255,
    "c": 0.15098,
    "h": 265.3
  },
  "luminance": 0.07675
}

Semantic roles & 50–950 ramp

primary

#2748A2

secondary

#C1A864

accent

#B943E4

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2748A2

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

Preview Lab → · Contrast checker → · Palette generator →