#3674D7#3674D7

#3674D7 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.1% C 0.165 H 259.5°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3674D7
RGB	rgb(54, 116, 215)
HSL	hsl(217, 67%, 53%)
HSV	hsv(217, 75%, 84%)
CMYK	cmyk(74.9%, 46%, 0%, 15.7%)
CIE-LAB	lab(49.71, 14.29, -56.59)
CIE-LCH	lch(49.71, 58.36, 284.17°)
OKLab	oklab(57.09% -0.0302 -0.1623)
OKLCH	oklch(57.09% 0.165 259.5)
XYZ	xyz(20.0280, 18.1791, 66.7302)
Luminance	0.1818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674D7 #D79936

analogous

#36C5D7 #3674D7 #4836D7

triadic

#3674D7 #D73674 #74D736

tetradic

#3674D7 #D736C5 #D79936 #36D748

square

#3674D7 #D736C5 #D79936 #36D748

split-complementary

#3674D7 #D74836 #C5D736

monochromatic

#183E7A #2258AD #3674D7 #6997E1 #9CBBEB

Accessibility & contrast

On white

4.53

#3674D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#3674D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3674D7

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674D7	#FFFFFF	#000000	##000000
##3674D7	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F7EDB

Deuteranopia (green-blind)

#186FD5

Tritanopia (blue-blind)

#008B9B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3674d7;
/* rgb */ color: rgb(54, 116, 215);
/* oklch */ color: oklch(57.1% 0.165 259.5);

Tailwind

colors: {
  custom: {
    50: '#829be4',
    500: '#3674d7',
    950: '#000000',
  },
}

SCSS

$custom: #3674d7;
$custom-light: #829be4;
$custom-dark: #000000;

JSON

{
  "hex": "#3674d7",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 215
  },
  "hsl": {
    "h": 216.894,
    "s": 66.805,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57094,
    "c": 0.1651,
    "h": 259.5
  },
  "luminance": 0.18181
}

Semantic roles & 50–950 ramp

primary

#3674D7

secondary

#D7BC92

accent

#A83EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3674D7

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

Preview Lab → · Contrast checker → · Palette generator →