#2E51AC#2E51AC

#2E51AC is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.2% C 0.151 H 265.1°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#2E51AC
RGB	rgb(46, 81, 172)
HSL	hsl(223, 58%, 43%)
HSV	hsv(223, 73%, 67%)
CMYK	cmyk(73.3%, 52.9%, 0%, 32.5%)
CIE-LAB	lab(36.82, 19.70, -52.45)
CIE-LCH	lch(36.82, 56.03, 290.59°)
OKLab	oklab(46.24% -0.0129 -0.1509)
OKLCH	oklch(46.24% 0.151 265.1)
XYZ	xyz(11.5129, 9.4430, 40.2377)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E51AC #AC892E

analogous

#2E90AC #2E51AC #4A2EAC

triadic

#2E51AC #AC2E51 #51AC2E

tetradic

#2E51AC #AC2E90 #AC892E #2EAC4A

square

#2E51AC #AC2E90 #AC892E #2EAC4A

split-complementary

#2E51AC #AC4A2E #90AC2E

monochromatic

#14244B #213A7C #2E51AC #496ECE #7994DB

Accessibility & contrast

On white

7.27

#2E51AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#2E51AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E51AC

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E51AC	#FFFFFF	#000000	##FFFFFF
##2E51AC	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#125DAF

Deuteranopia (green-blind)

#0051AA

Tritanopia (blue-blind)

#006776

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2e51ac;
/* rgb */ color: rgb(46, 81, 172);
/* oklch */ color: oklch(46.2% 0.151 265.1);

Tailwind

colors: {
  custom: {
    50: '#7881c5',
    500: '#2e51ac',
    950: '#000000',
  },
}

SCSS

$custom: #2e51ac;
$custom-light: #7881c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2e51ac",
  "rgb": {
    "r": 46,
    "g": 81,
    "b": 172
  },
  "hsl": {
    "h": 223.333,
    "s": 57.798,
    "l": 42.745
  },
  "oklch": {
    "l": 0.46242,
    "c": 0.15145,
    "h": 265.1
  },
  "luminance": 0.09444
}

Semantic roles & 50–950 ramp

primary

#2E51AC

secondary

#C3AD72

accent

#B647E1

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2E51AC

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

Preview Lab → · Contrast checker → · Palette generator →