#3850CB#3850CB

#3850CB is a mid, vivid blue. Relative luminance 0.109; OKLCH L 49.0% C 0.192 H 269.4°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#3850CB
RGB	rgb(56, 80, 203)
HSL	hsl(230, 59%, 51%)
HSV	hsv(230, 72%, 80%)
CMYK	cmyk(72.4%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(39.39, 33.09, -66.42)
CIE-LCH	lch(39.39, 74.21, 296.48°)
OKLab	oklab(49.04% -0.0019 -0.1918)
OKLCH	oklch(49.04% 0.192 269.4)
XYZ	xyz(15.2753, 10.8883, 57.7849)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3850CB #CBB338

analogous

#3899CB #3850CB #6938CB

triadic

#3850CB #CB3850 #50CB38

tetradic

#3850CB #CB3899 #CBB338 #38CB69

square

#3850CB #CB3899 #CBB338 #38CB69

split-complementary

#3850CB #CB6938 #99CB38

monochromatic

#1C296C #293C9D #3850CB #697BD8 #99A5E4

Accessibility & contrast

On white

6.61

#3850CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3850CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3850CB

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3850CB	#FFFFFF	#000000	##FFFFFF
##3850CB	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CF

Deuteranopia (green-blind)

#0056C9

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3850cb;
/* rgb */ color: rgb(56, 80, 203);
/* oklch */ color: oklch(49.0% 0.192 269.4);

Tailwind

colors: {
  custom: {
    50: '#8381dc',
    500: '#3850cb',
    950: '#000000',
  },
}

SCSS

$custom: #3850cb;
$custom-light: #8381dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3850cb",
  "rgb": {
    "r": 56,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 230.204,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49037,
    "c": 0.19179,
    "h": 269.4
  },
  "luminance": 0.1089
}

Semantic roles & 50–950 ramp

primary

#3850CB

secondary

#D0C58F

accent

#C846E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3850CB

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

Preview Lab → · Contrast checker → · Palette generator →