#3A57C2#3A57C2

#3A57C2 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.171 H 268.1°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A57C2
RGB	rgb(58, 87, 194)
HSL	hsl(227, 54%, 49%)
HSV	hsv(227, 70%, 76%)
CMYK	cmyk(70.1%, 55.2%, 0%, 23.9%)
CIE-LAB	lab(40.59, 25.61, -59.25)
CIE-LCH	lch(40.59, 64.55, 293.37°)
OKLab	oklab(49.74% -0.0056 -0.1706)
OKLCH	oklch(49.74% 0.171 268.1)
XYZ	xyz(14.8874, 11.6095, 52.4848)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A57C2 #C2A53A

analogous

#3A9BC2 #3A57C2 #613AC2

triadic

#3A57C2 #C23A57 #57C23A

tetradic

#3A57C2 #C23A9B #C2A53A #3AC261

square

#3A57C2 #C23A9B #C2A53A #3AC261

split-complementary

#3A57C2 #C2613A #9BC23A

monochromatic

#1E2D64 #2C4293 #3A57C2 #677ED2 #97A6E0

Accessibility & contrast

On white

6.32

#3A57C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3A57C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A57C2

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A57C2	#FFFFFF	#000000	##FFFFFF
##3A57C2	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C6

Deuteranopia (green-blind)

#005AC0

Tritanopia (blue-blind)

#007184

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3a57c2;
/* rgb */ color: rgb(58, 87, 194);
/* oklch */ color: oklch(49.7% 0.171 268.1);

Tailwind

colors: {
  custom: {
    50: '#8186d5',
    500: '#3a57c2',
    950: '#000000',
  },
}

SCSS

$custom: #3a57c2;
$custom-light: #8186d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a57c2",
  "rgb": {
    "r": 58,
    "g": 87,
    "b": 194
  },
  "hsl": {
    "h": 227.206,
    "s": 53.968,
    "l": 49.412
  },
  "oklch": {
    "l": 0.4974,
    "c": 0.17066,
    "h": 268.1
  },
  "luminance": 0.11611
}

Semantic roles & 50–950 ramp

primary

#3A57C2

secondary

#CBBE8D

accent

#BE4ADD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3A57C2

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

Preview Lab → · Contrast checker → · Palette generator →