#3867B4#3867B4

#3867B4 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.0% C 0.132 H 259.8°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3867B4
RGB	rgb(56, 103, 180)
HSL	hsl(217, 53%, 46%)
HSV	hsv(217, 69%, 71%)
CMYK	cmyk(68.9%, 42.8%, 0%, 29.4%)
CIE-LAB	lab(44.00, 9.89, -45.61)
CIE-LCH	lch(44.00, 46.67, 282.23°)
OKLab	oklab(52.02% -0.0235 -0.1302)
OKLCH	oklch(52.02% 0.132 259.8)
XYZ	xyz(14.7164, 13.8350, 45.0660)
Luminance	0.1384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3867B4 #B48538

analogous

#38A5B4 #3867B4 #4738B4

triadic

#3867B4 #B43867 #67B438

tetradic

#3867B4 #B438A5 #B48538 #38B447

square

#3867B4 #B438A5 #B48538 #38B447

split-complementary

#3867B4 #B44738 #A5B438

monochromatic

#1B3257 #294C85 #3867B4 #5D87CD #8BAADB

Accessibility & contrast

On white

5.57

#3867B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3867B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3867B4

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3867B4	#FFFFFF	#000000	##FFFFFF
##3867B4	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426EB7

Deuteranopia (green-blind)

#2E63B2

Tritanopia (blue-blind)

#007985

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3867b4;
/* rgb */ color: rgb(56, 103, 180);
/* oklch */ color: oklch(52.0% 0.132 259.8);

Tailwind

colors: {
  custom: {
    50: '#7d91cb',
    500: '#3867b4',
    950: '#000000',
  },
}

SCSS

$custom: #3867b4;
$custom-light: #7d91cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3867b4",
  "rgb": {
    "r": 56,
    "g": 103,
    "b": 180
  },
  "hsl": {
    "h": 217.258,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5202,
    "c": 0.13234,
    "h": 259.8
  },
  "luminance": 0.13837
}

Semantic roles & 50–950 ramp

primary

#3867B4

secondary

#C5AC82

accent

#A54CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3867B4

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

Preview Lab → · Contrast checker → · Palette generator →