#2849B3#2849B3

#2849B3 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.9% C 0.173 H 266.2°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#2849B3
RGB	rgb(40, 73, 179)
HSL	hsl(226, 63%, 43%)
HSV	hsv(226, 78%, 70%)
CMYK	cmyk(77.7%, 59.2%, 0%, 29.8%)
CIE-LAB	lab(34.94, 26.94, -59.67)
CIE-LCH	lch(34.94, 65.47, 294.30°)
OKLab	oklab(44.92% -0.0114 -0.1724)
OKLCH	oklch(44.92% 0.173 266.2)
XYZ	xyz(11.3914, 8.4696, 43.6735)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2849B3 #B39228

analogous

#288FB3 #2849B3 #4C28B3

triadic

#2849B3 #B32849 #49B328

tetradic

#2849B3 #B3288F #B39228 #28B34C

square

#2849B3 #B3288F #B39228 #28B34C

split-complementary

#2849B3 #B34C28 #8FB328

monochromatic

#12204F #1D3581 #2849B3 #4366D5 #758FE0

Accessibility & contrast

On white

7.79

#2849B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2849B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2849B3

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2849B3	#FFFFFF	#000000	##FFFFFF
##2849B3	1.00	7.79	2.69	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B7

Deuteranopia (green-blind)

#004CB1

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2849b3;
/* rgb */ color: rgb(40, 73, 179);
/* oklch */ color: oklch(44.9% 0.173 266.2);

Tailwind

colors: {
  custom: {
    50: '#787bcb',
    500: '#2849b3',
    950: '#000000',
  },
}

SCSS

$custom: #2849b3;
$custom-light: #787bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2849b3",
  "rgb": {
    "r": 40,
    "g": 73,
    "b": 179
  },
  "hsl": {
    "h": 225.755,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.44924,
    "c": 0.17274,
    "h": 266.2
  },
  "luminance": 0.08471
}

Semantic roles & 50–950 ramp

primary

#2849B3

secondary

#C8B36F

accent

#BF41E6

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2849B3

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

Preview Lab → · Contrast checker → · Palette generator →