#2838AD#2838AD

#2838AD is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.2% C 0.185 H 269.7°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#2838AD
RGB	rgb(40, 56, 173)
HSL	hsl(233, 62%, 42%)
HSV	hsv(233, 77%, 68%)
CMYK	cmyk(76.9%, 67.6%, 0%, 32.2%)
CIE-LAB	lab(30.15, 35.79, -63.94)
CIE-LCH	lch(30.15, 73.28, 299.23°)
OKLab	oklab(41.22% -0.0009 -0.1851)
OKLCH	oklch(41.22% 0.185 269.7)
XYZ	xyz(9.8295, 6.2955, 40.2242)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.59

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2838AD #AD9D28

analogous

#287BAD #2838AD #5B28AD

triadic

#2838AD #AD2838 #38AD28

tetradic

#2838AD #AD287B #AD9D28 #28AD5B

square

#2838AD #AD287B #AD9D28 #28AD5B

split-complementary

#2838AD #AD5B28 #7BAD28

monochromatic

#11184A #1D287B #2838AD #3F51D3 #717EDE

Accessibility & contrast

On white

9.29

#2838AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2838AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2838AD

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2838AD	#FFFFFF	#000000	##FFFFFF
##2838AD	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB1

Deuteranopia (green-blind)

#0041AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2838ad;
/* rgb */ color: rgb(40, 56, 173);
/* oklch */ color: oklch(41.2% 0.185 269.7);

Tailwind

colors: {
  custom: {
    50: '#786fc7',
    500: '#2838ad',
    950: '#000000',
  },
}

SCSS

$custom: #2838ad;
$custom-light: #786fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2838ad",
  "rgb": {
    "r": 40,
    "g": 56,
    "b": 173
  },
  "hsl": {
    "h": 232.782,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41222,
    "c": 0.18506,
    "h": 269.7
  },
  "luminance": 0.06297
}

Semantic roles & 50–950 ramp

primary

#2838AD

secondary

#C5BA6C

accent

#D242E6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2838AD

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

Preview Lab → · Contrast checker → · Palette generator →