#2C51AF#2C51AF

#2C51AF is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.4% C 0.156 H 264.7°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#2C51AF
RGB	rgb(44, 81, 175)
HSL	hsl(223, 60%, 43%)
HSV	hsv(223, 75%, 69%)
CMYK	cmyk(74.9%, 53.7%, 0%, 31.4%)
CIE-LAB	lab(36.96, 20.58, -54.02)
CIE-LCH	lch(36.96, 57.80, 290.86°)
OKLab	oklab(46.39% -0.0143 -0.1555)
OKLCH	oklch(46.39% 0.156 264.7)
XYZ	xyz(11.7163, 9.5142, 41.7681)
Luminance	0.0951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C51AF #AF8A2C

analogous

#2C93AF #2C51AF #482CAF

triadic

#2C51AF #AF2C51 #51AF2C

tetradic

#2C51AF #AF2C93 #AF8A2C #2CAF48

square

#2C51AF #AF2C93 #AF8A2C #2CAF48

split-complementary

#2C51AF #AF482C #93AF2C

monochromatic

#13244D #203A7E #2C51AF #476ED1 #7895DD

Accessibility & contrast

On white

7.23

#2C51AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2C51AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C51AF

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C51AF	#FFFFFF	#000000	##FFFFFF
##2C51AF	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#095DB2

Deuteranopia (green-blind)

#0051AD

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2c51af;
/* rgb */ color: rgb(44, 81, 175);
/* oklch */ color: oklch(46.4% 0.156 264.7);

Tailwind

colors: {
  custom: {
    50: '#7881c8',
    500: '#2c51af',
    950: '#000000',
  },
}

SCSS

$custom: #2c51af;
$custom-light: #7881c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2c51af",
  "rgb": {
    "r": 44,
    "g": 81,
    "b": 175
  },
  "hsl": {
    "h": 223.053,
    "s": 59.817,
    "l": 42.941
  },
  "oklch": {
    "l": 0.46387,
    "c": 0.15621,
    "h": 264.7
  },
  "luminance": 0.09515
}

Semantic roles & 50–950 ramp

primary

#2C51AF

secondary

#C5AE72

accent

#B645E3

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2C51AF

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

Preview Lab → · Contrast checker → · Palette generator →