#2843AE#2843AE

#2843AE is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.3% C 0.173 H 267.5°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2843AE
RGB	rgb(40, 67, 174)
HSL	hsl(228, 63%, 42%)
HSV	hsv(228, 77%, 68%)
CMYK	cmyk(77%, 61.5%, 0%, 31.8%)
CIE-LAB	lab(32.96, 29.01, -59.93)
CIE-LCH	lch(32.96, 66.58, 295.83°)
OKLab	oklab(43.32% -0.0075 -0.1732)
OKLCH	oklch(43.32% 0.173 267.5)
XYZ	xyz(10.5195, 7.5202, 40.9333)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2843AE #AE9328

analogous

#2886AE #2843AE #5028AE

triadic

#2843AE #AE2843 #43AE28

tetradic

#2843AE #AE2886 #AE9328 #28AE50

square

#2843AE #AE2886 #AE9328 #28AE50

split-complementary

#2843AE #AE5028 #86AE28

monochromatic

#111D4A #1D307C #2843AE #405ED3 #7288DF

Accessibility & contrast

On white

8.39

#2843AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2843AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2843AE

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2843AE	#FFFFFF	#000000	##FFFFFF
##2843AE	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B2

Deuteranopia (green-blind)

#0047AC

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2843ae;
/* rgb */ color: rgb(40, 67, 174);
/* oklch */ color: oklch(43.3% 0.173 267.5);

Tailwind

colors: {
  custom: {
    50: '#7776c7',
    500: '#2843ae',
    950: '#000000',
  },
}

SCSS

$custom: #2843ae;
$custom-light: #7776c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2843ae",
  "rgb": {
    "r": 40,
    "g": 67,
    "b": 174
  },
  "hsl": {
    "h": 227.91,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43321,
    "c": 0.17336,
    "h": 267.5
  },
  "luminance": 0.07521
}

Semantic roles & 50–950 ramp

primary

#2843AE

secondary

#C6B46C

accent

#C542E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2843AE

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

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