#3858C4#3858C4

#3858C4 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.0% C 0.173 H 267.3°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#3858C4
RGB	rgb(56, 88, 196)
HSL	hsl(226, 56%, 49%)
HSV	hsv(226, 71%, 77%)
CMYK	cmyk(71.4%, 55.1%, 0%, 23.1%)
CIE-LAB	lab(40.90, 25.41, -59.90)
CIE-LCH	lch(40.90, 65.07, 292.99°)
OKLab	oklab(50% -0.0081 -0.1725)
OKLCH	oklch(50% 0.173 267.3)
XYZ	xyz(15.0810, 11.8042, 53.6975)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3858C4 #C4A438

analogous

#389EC4 #3858C4 #5E38C4

triadic

#3858C4 #C43858 #58C438

tetradic

#3858C4 #C4389E #C4A438 #38C45E

square

#3858C4 #C4389E #C4A438 #38C45E

split-complementary

#3858C4 #C45E38 #9EC438

monochromatic

#1D2D65 #2A4394 #3858C4 #667FD3 #96A7E1

Accessibility & contrast

On white

6.25

#3858C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3858C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3858C4

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3858C4	#FFFFFF	#000000	##FFFFFF
##3858C4	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067C8

Deuteranopia (green-blind)

#005AC2

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3858c4;
/* rgb */ color: rgb(56, 88, 196);
/* oklch */ color: oklch(50.0% 0.173 267.3);

Tailwind

colors: {
  custom: {
    50: '#8086d7',
    500: '#3858c4',
    950: '#000000',
  },
}

SCSS

$custom: #3858c4;
$custom-light: #8086d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3858c4",
  "rgb": {
    "r": 56,
    "g": 88,
    "b": 196
  },
  "hsl": {
    "h": 226.286,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.49997,
    "c": 0.17272,
    "h": 267.3
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#3858C4

secondary

#CCBD8C

accent

#BD49DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3858C4

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

Preview Lab → · Contrast checker → · Palette generator →