#2E28B8#2E28B8

#2E28B8 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.3% C 0.213 H 273.1°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#2E28B8
RGB	rgb(46, 40, 184)
HSL	hsl(243, 64%, 44%)
HSV	hsv(243, 78%, 72%)
CMYK	cmyk(75%, 78.3%, 0%, 27.8%)
CIE-LAB	lab(28.27, 49.36, -73.59)
CIE-LCH	lch(28.27, 88.61, 303.85°)
OKLab	oklab(40.31% 0.0114 -0.2129)
OKLCH	oklch(40.31% 0.213 273.1)
XYZ	xyz(10.5343, 5.5580, 45.8557)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E28B8 #B2B828

analogous

#286AB8 #2E28B8 #7628B8

triadic

#2E28B8 #B82E28 #28B82E

tetradic

#2E28B8 #B8286A #B2B828 #28B876

square

#2E28B8 #B8286A #B2B828 #28B876

split-complementary

#2E28B8 #B87628 #6AB828

monochromatic

#151253 #211D86 #2E28B8 #4C46D7 #7D79E2

Accessibility & contrast

On white

9.94

#2E28B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2E28B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E28B8

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E28B8	#FFFFFF	#000000	##FFFFFF
##2E28B8	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BC

Deuteranopia (green-blind)

#003CB6

Tritanopia (blue-blind)

#00546F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2e28b8;
/* rgb */ color: rgb(46, 40, 184);
/* oklch */ color: oklch(40.3% 0.213 273.1);

Tailwind

colors: {
  custom: {
    50: '#7e65cf',
    500: '#2e28b8',
    950: '#000000',
  },
}

SCSS

$custom: #2e28b8;
$custom-light: #7e65cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2e28b8",
  "rgb": {
    "r": 46,
    "g": 40,
    "b": 184
  },
  "hsl": {
    "h": 242.5,
    "s": 64.286,
    "l": 43.922
  },
  "oklch": {
    "l": 0.40307,
    "c": 0.21324,
    "h": 273.1
  },
  "luminance": 0.05559
}

Semantic roles & 50–950 ramp

primary

#2E28B8

secondary

#C6CA72

accent

#E741E0

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2E28B8

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

Preview Lab → · Contrast checker → · Palette generator →