#2E51C8#2E51C8

#2E51C8 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.5% C 0.189 H 266.6°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#2E51C8
RGB	rgb(46, 81, 200)
HSL	hsl(226, 63%, 48%)
HSV	hsv(226, 77%, 78%)
CMYK	cmyk(77%, 59.5%, 0%, 21.6%)
CIE-LAB	lab(38.96, 30.22, -65.41)
CIE-LCH	lch(38.96, 72.06, 294.80°)
OKLab	oklab(48.52% -0.0114 -0.189)
OKLCH	oklch(48.52% 0.189 266.6)
XYZ	xyz(14.4908, 10.6342, 55.9213)
Luminance	0.1064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E51C8 #C8A52E

analogous

#2E9EC8 #2E51C8 #582EC8

triadic

#2E51C8 #C82E51 #51C82E

tetradic

#2E51C8 #C82E9E #C8A52E #2EC858

square

#2E51C8 #C82E9E #C8A52E #2EC858

split-complementary

#2E51C8 #C8582E #9EC82E

monochromatic

#172964 #233D96 #2E51C8 #5A77D9 #8CA0E5

Accessibility & contrast

On white

6.72

#2E51C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2E51C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E51C8

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E51C8	#FFFFFF	#000000	##FFFFFF
##2E51C8	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CC

Deuteranopia (green-blind)

#0055C6

Tritanopia (blue-blind)

#006F84

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2e51c8;
/* rgb */ color: rgb(46, 81, 200);
/* oklch */ color: oklch(48.5% 0.189 266.6);

Tailwind

colors: {
  custom: {
    50: '#7e81da',
    500: '#2e51c8',
    950: '#000000',
  },
}

SCSS

$custom: #2e51c8;
$custom-light: #7e81da;
$custom-dark: #000000;

JSON

{
  "hex": "#2e51c8",
  "rgb": {
    "r": 46,
    "g": 81,
    "b": 200
  },
  "hsl": {
    "h": 226.364,
    "s": 62.602,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48516,
    "c": 0.18934,
    "h": 266.6
  },
  "luminance": 0.10636
}

Semantic roles & 50–950 ramp

primary

#2E51C8

secondary

#CFBD83

accent

#C042E6

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #2E51C8

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

Preview Lab → · Contrast checker → · Palette generator →