#3858CD#3858CD

#3858CD is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.7% C 0.185 H 267.6°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#3858CD
RGB	rgb(56, 88, 205)
HSL	hsl(227, 60%, 51%)
HSV	hsv(227, 73%, 80%)
CMYK	cmyk(72.7%, 57.1%, 0%, 19.6%)
CIE-LAB	lab(41.57, 28.70, -64.02)
CIE-LCH	lch(41.57, 70.16, 294.14°)
OKLab	oklab(50.71% -0.0076 -0.1846)
OKLCH	oklch(50.71% 0.185 267.6)
XYZ	xyz(16.1362, 12.2263, 59.2553)
Luminance	0.1223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3858CD #CDAD38

analogous

#38A2CD #3858CD #6238CD

triadic

#3858CD #CD3858 #58CD38

tetradic

#3858CD #CD38A2 #CDAD38 #38CD62

square

#3858CD #CD38A2 #CDAD38 #38CD62

split-complementary

#3858CD #CD6238 #A2CD38

monochromatic

#1C2E6F #2842A0 #3858CD #6981D9 #9AAAE6

Accessibility & contrast

On white

6.09

#3858CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3858CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3858CD

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3858CD	#FFFFFF	#000000	##FFFFFF
##3858CD	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005BCB

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3858cd;
/* rgb */ color: rgb(56, 88, 205);
/* oklch */ color: oklch(50.7% 0.185 267.6);

Tailwind

colors: {
  custom: {
    50: '#8286dd',
    500: '#3858cd',
    950: '#000000',
  },
}

SCSS

$custom: #3858cd;
$custom-light: #8286dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3858cd",
  "rgb": {
    "r": 56,
    "g": 88,
    "b": 205
  },
  "hsl": {
    "h": 227.114,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.50711,
    "c": 0.1848,
    "h": 267.6
  },
  "luminance": 0.12228
}

Semantic roles & 50–950 ramp

primary

#3858CD

secondary

#D1C38F

accent

#C145E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3858CD

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

Preview Lab → · Contrast checker → · Palette generator →