#2D57C3#2D57C3

#2D57C3 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.2% C 0.176 H 264.6°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#2D57C3
RGB	rgb(45, 87, 195)
HSL	hsl(223, 63%, 47%)
HSV	hsv(223, 77%, 76%)
CMYK	cmyk(76.9%, 55.4%, 0%, 23.5%)
CIE-LAB	lab(40.10, 24.34, -60.64)
CIE-LCH	lch(40.10, 65.35, 291.87°)
OKLab	oklab(49.24% -0.0165 -0.1749)
OKLCH	oklch(49.24% 0.176 264.6)
XYZ	xyz(14.3372, 11.3128, 53.0471)
Luminance	0.1131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D57C3 #C3992D

analogous

#2DA2C3 #2D57C3 #4E2DC3

triadic

#2D57C3 #C32D57 #57C32D

tetradic

#2D57C3 #C32DA2 #C3992D #2DC34E

square

#2D57C3 #C32DA2 #C3992D #2DC34E

split-complementary

#2D57C3 #C34E2D #A2C32D

monochromatic

#162B60 #224191 #2D57C3 #557AD8 #87A1E3

Accessibility & contrast

On white

6.44

#2D57C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#2D57C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D57C3

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D57C3	#FFFFFF	#000000	##FFFFFF
##2D57C3	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2d57c3;
/* rgb */ color: rgb(45, 87, 195);
/* oklch */ color: oklch(49.2% 0.176 264.6);

Tailwind

colors: {
  custom: {
    50: '#7c85d6',
    500: '#2d57c3',
    950: '#000000',
  },
}

SCSS

$custom: #2d57c3;
$custom-light: #7c85d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d57c3",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 195
  },
  "hsl": {
    "h": 223.2,
    "s": 62.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49243,
    "c": 0.1757,
    "h": 264.6
  },
  "luminance": 0.11314
}

Semantic roles & 50–950 ramp

primary

#2D57C3

secondary

#CDB77F

accent

#B842E6

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2D57C3

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

Preview Lab → · Contrast checker → · Palette generator →