#2A4EBC#2A4EBC

#2A4EBC is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.8% C 0.178 H 265.8°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A4EBC
RGB	rgb(42, 78, 188)
HSL	hsl(225, 63%, 45%)
HSV	hsv(225, 78%, 74%)
CMYK	cmyk(77.7%, 58.5%, 0%, 26.3%)
CIE-LAB	lab(37.06, 27.27, -61.51)
CIE-LCH	lch(37.06, 67.28, 293.91°)
OKLab	oklab(46.76% -0.0129 -0.1777)
OKLCH	oklch(46.76% 0.178 265.8)
XYZ	xyz(12.7531, 9.5704, 48.7423)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4EBC #BC982A

analogous

#2A97BC #2A4EBC #4F2ABC

triadic

#2A4EBC #BC2A4E #4EBC2A

tetradic

#2A4EBC #BC2A97 #BC982A #2ABC4F

square

#2A4EBC #BC2A97 #BC982A #2ABC4F

split-complementary

#2A4EBC #BC4F2A #97BC2A

monochromatic

#142458 #1F398A #2A4EBC #4C6ED7 #7E97E2

Accessibility & contrast

On white

7.21

#2A4EBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2A4EBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4EBC

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4EBC	#FFFFFF	#000000	##FFFFFF
##2A4EBC	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC0

Deuteranopia (green-blind)

#0051BA

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a4ebc;
/* rgb */ color: rgb(42, 78, 188);
/* oklch */ color: oklch(46.8% 0.178 265.8);

Tailwind

colors: {
  custom: {
    50: '#7a7fd1',
    500: '#2a4ebc',
    950: '#000000',
  },
}

SCSS

$custom: #2a4ebc;
$custom-light: #7a7fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4ebc",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 188
  },
  "hsl": {
    "h": 225.205,
    "s": 63.478,
    "l": 45.098
  },
  "oklch": {
    "l": 0.46756,
    "c": 0.17814,
    "h": 265.8
  },
  "luminance": 0.09572
}

Semantic roles & 50–950 ramp

primary

#2A4EBC

secondary

#CBB677

accent

#BE41E7

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2A4EBC

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

Preview Lab → · Contrast checker → · Palette generator →