#2C57AF#2C57AF

#2C57AF is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.7% C 0.149 H 262.6°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#2C57AF
RGB	rgb(44, 87, 175)
HSL	hsl(220, 60%, 43%)
HSV	hsv(220, 75%, 69%)
CMYK	cmyk(74.9%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(38.63, 16.62, -51.31)
CIE-LCH	lch(38.63, 53.93, 287.95°)
OKLab	oklab(47.66% -0.0192 -0.1475)
OKLCH	oklch(47.66% 0.149 262.6)
XYZ	xyz(12.1820, 10.4457, 41.9233)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C57AF #AF842C

analogous

#2C98AF #2C57AF #422CAF

triadic

#2C57AF #AF2C57 #57AF2C

tetradic

#2C57AF #AF2C98 #AF842C #2CAF42

square

#2C57AF #AF2C98 #AF842C #2CAF42

split-complementary

#2C57AF #AF422C #98AF2C

monochromatic

#13264D #203F7E #2C57AF #4774D1 #7899DD

Accessibility & contrast

On white

6.80

#2C57AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2C57AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C57AF

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C57AF	#FFFFFF	#000000	##FFFFFF
##2C57AF	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2261B2

Deuteranopia (green-blind)

#0055AD

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2c57af;
/* rgb */ color: rgb(44, 87, 175);
/* oklch */ color: oklch(47.7% 0.149 262.6);

Tailwind

colors: {
  custom: {
    50: '#7785c7',
    500: '#2c57af',
    950: '#000000',
  },
}

SCSS

$custom: #2c57af;
$custom-light: #7785c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2c57af",
  "rgb": {
    "r": 44,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 220.305,
    "s": 59.817,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47661,
    "c": 0.14872,
    "h": 262.6
  },
  "luminance": 0.10447
}

Semantic roles & 50–950 ramp

primary

#2C57AF

secondary

#C5AA72

accent

#AF45E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2C57AF

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

Preview Lab → · Contrast checker → · Palette generator →