#2845B2#2845B2

#2845B2 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.1% C 0.176 H 267.1°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#2845B2
RGB	rgb(40, 69, 178)
HSL	hsl(227, 63%, 43%)
HSV	hsv(227, 78%, 70%)
CMYK	cmyk(77.5%, 61.2%, 0%, 30.2%)
CIE-LAB	lab(33.82, 29.20, -60.91)
CIE-LCH	lch(33.82, 67.55, 295.61°)
OKLab	oklab(44.06% -0.0088 -0.1761)
OKLCH	oklch(44.06% 0.176 267.1)
XYZ	xyz(11.0363, 7.9205, 43.0580)
Luminance	0.0792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2845B2 #B29528

analogous

#288AB2 #2845B2 #5028B2

triadic

#2845B2 #B22845 #45B228

tetradic

#2845B2 #B2288A #B29528 #28B250

square

#2845B2 #B2288A #B29528 #28B250

split-complementary

#2845B2 #B25028 #8AB228

monochromatic

#121E4E #1D3280 #2845B2 #4361D5 #758BE0

Accessibility & contrast

On white

8.13

#2845B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2845B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2845B2

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2845B2	#FFFFFF	#000000	##FFFFFF
##2845B2	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2845b2;
/* rgb */ color: rgb(40, 69, 178);
/* oklch */ color: oklch(44.1% 0.176 267.1);

Tailwind

colors: {
  custom: {
    50: '#7878ca',
    500: '#2845b2',
    950: '#000000',
  },
}

SCSS

$custom: #2845b2;
$custom-light: #7878ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2845b2",
  "rgb": {
    "r": 40,
    "g": 69,
    "b": 178
  },
  "hsl": {
    "h": 227.391,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.4406,
    "c": 0.17628,
    "h": 267.1
  },
  "luminance": 0.07922
}

Semantic roles & 50–950 ramp

primary

#2845B2

secondary

#C7B56F

accent

#C441E6

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2845B2

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

Preview Lab → · Contrast checker → · Palette generator →