#3857D6#3857D6

#3857D6 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.3% C 0.198 H 268.0°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#3857D6
RGB	rgb(56, 87, 214)
HSL	hsl(228, 66%, 53%)
HSV	hsv(228, 74%, 84%)
CMYK	cmyk(73.8%, 59.3%, 0%, 16.1%)
CIE-LAB	lab(42.02, 32.59, -68.47)
CIE-LCH	lch(42.02, 75.84, 295.45°)
OKLab	oklab(51.26% -0.0067 -0.1977)
OKLCH	oklch(51.26% 0.198 268)
XYZ	xyz(17.1725, 12.5103, 65.1150)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3857D6 #D6B738

analogous

#38A6D6 #3857D6 #6838D6

triadic

#3857D6 #D63857 #57D638

tetradic

#3857D6 #D638A6 #D6B738 #38D668

square

#3857D6 #D638A6 #D6B738 #38D668

split-complementary

#3857D6 #D66838 #A6D638

monochromatic

#192C7A #243FAD #3857D6 #6B82E0 #9DADEB

Accessibility & contrast

On white

6.00

#3857D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#3857D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3857D6

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3857D6	#FFFFFF	#000000	##FFFFFF
##3857D6	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDA

Deuteranopia (green-blind)

#005CD4

Tritanopia (blue-blind)

#00778E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3857d6;
/* rgb */ color: rgb(56, 87, 214);
/* oklch */ color: oklch(51.3% 0.198 268.0);

Tailwind

colors: {
  custom: {
    50: '#8486e4',
    500: '#3857d6',
    950: '#000000',
  },
}

SCSS

$custom: #3857d6;
$custom-light: #8486e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3857d6",
  "rgb": {
    "r": 56,
    "g": 87,
    "b": 214
  },
  "hsl": {
    "h": 228.228,
    "s": 65.833,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51259,
    "c": 0.19783,
    "h": 268
  },
  "luminance": 0.12512
}

Semantic roles & 50–950 ramp

primary

#3857D6

secondary

#D7CA93

accent

#C73FE9

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0D0B16

muted

#7D7C84

Preview Lab

Preview with #3857D6

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

Preview Lab → · Contrast checker → · Palette generator →