#2848B4#2848B4

#2848B4 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.175 H 266.5°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#2848B4
RGB	rgb(40, 72, 180)
HSL	hsl(226, 64%, 43%)
HSV	hsv(226, 78%, 71%)
CMYK	cmyk(77.8%, 60%, 0%, 29.4%)
CIE-LAB	lab(34.76, 27.98, -60.55)
CIE-LCH	lch(34.76, 66.70, 294.80°)
OKLab	oklab(44.82% -0.0108 -0.175)
OKLCH	oklch(44.82% 0.175 266.5)
XYZ	xyz(11.4278, 8.3798, 44.1864)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2848B4 #B49428

analogous

#288EB4 #2848B4 #4E28B4

triadic

#2848B4 #B42848 #48B428

tetradic

#2848B4 #B4288E #B49428 #28B44E

square

#2848B4 #B4288E #B49428 #28B44E

split-complementary

#2848B4 #B44E28 #8EB428

monochromatic

#122050 #1D3482 #2848B4 #4465D5 #768EE1

Accessibility & contrast

On white

7.85

#2848B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2848B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2848B4

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2848B4	#FFFFFF	#000000	##FFFFFF
##2848B4	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2848b4;
/* rgb */ color: rgb(40, 72, 180);
/* oklch */ color: oklch(44.8% 0.175 266.5);

Tailwind

colors: {
  custom: {
    50: '#787acb',
    500: '#2848b4',
    950: '#000000',
  },
}

SCSS

$custom: #2848b4;
$custom-light: #787acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2848b4",
  "rgb": {
    "r": 40,
    "g": 72,
    "b": 180
  },
  "hsl": {
    "h": 226.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.44815,
    "c": 0.1753,
    "h": 266.5
  },
  "luminance": 0.08381
}

Semantic roles & 50–950 ramp

primary

#2848B4

secondary

#C8B470

accent

#C141E7

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2848B4

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

Preview Lab → · Contrast checker → · Palette generator →