#2C57C1#2C57C1

#2C57C1 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.0% C 0.173 H 264.3°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#2C57C1
RGB	rgb(44, 87, 193)
HSL	hsl(223, 63%, 46%)
HSV	hsv(223, 77%, 76%)
CMYK	cmyk(77.2%, 54.9%, 0%, 24.3%)
CIE-LAB	lab(39.92, 23.47, -59.79)
CIE-LCH	lch(39.92, 64.23, 291.44°)
OKLab	oklab(49.05% -0.0174 -0.1724)
OKLCH	oklch(49.05% 0.173 264.3)
XYZ	xyz(14.0691, 11.2005, 51.8622)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C57C1 #C1962C

analogous

#2CA2C1 #2C57C1 #4C2CC1

triadic

#2C57C1 #C12C57 #57C12C

tetradic

#2C57C1 #C12CA2 #C1962C #2CC14C

square

#2C57C1 #C12CA2 #C1962C #2CC14C

split-complementary

#2C57C1 #C14C2C #A2C12C

monochromatic

#152A5D #21418F #2C57C1 #5379D8 #84A0E3

Accessibility & contrast

On white

6.48

#2C57C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#2C57C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C57C1

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C57C1	#FFFFFF	#000000	##FFFFFF
##2C57C1	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C5

Deuteranopia (green-blind)

#0057BF

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2c57c1;
/* rgb */ color: rgb(44, 87, 193);
/* oklch */ color: oklch(49.0% 0.173 264.3);

Tailwind

colors: {
  custom: {
    50: '#7c85d4',
    500: '#2c57c1',
    950: '#000000',
  },
}

SCSS

$custom: #2c57c1;
$custom-light: #7c85d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c57c1",
  "rgb": {
    "r": 44,
    "g": 87,
    "b": 193
  },
  "hsl": {
    "h": 222.685,
    "s": 62.869,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49045,
    "c": 0.17328,
    "h": 264.3
  },
  "luminance": 0.11202
}

Semantic roles & 50–950 ramp

primary

#2C57C1

secondary

#CCB57D

accent

#B742E6

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2C57C1

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

Preview Lab → · Contrast checker → · Palette generator →