#3675D5#3675D5

#3675D5 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.2% C 0.161 H 258.8°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3675D5
RGB	rgb(54, 117, 213)
HSL	hsl(216, 65%, 52%)
HSV	hsv(216, 75%, 84%)
CMYK	cmyk(74.6%, 45.1%, 0%, 16.5%)
CIE-LAB	lab(49.87, 12.93, -55.20)
CIE-LCH	lch(49.87, 56.69, 283.18°)
OKLab	oklab(57.18% -0.0314 -0.1582)
OKLCH	oklch(57.18% 0.161 258.8)
XYZ	xyz(19.8885, 18.3087, 65.4236)
Luminance	0.1831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3675D5 #D59636

analogous

#36C5D5 #3675D5 #4636D5

triadic

#3675D5 #D53675 #75D536

tetradic

#3675D5 #D536C5 #D59636 #36D546

square

#3675D5 #D536C5 #D59636 #36D546

split-complementary

#3675D5 #D54636 #C5D536

monochromatic

#193E78 #2459AA #3675D5 #6998E0 #9BBBEA

Accessibility & contrast

On white

4.50

#3675D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#3675D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3675D5

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3675D5	#FFFFFF	#000000	##000000
##3675D5	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ED9

Deuteranopia (green-blind)

#2170D3

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3675d5;
/* rgb */ color: rgb(54, 117, 213);
/* oklch */ color: oklch(57.2% 0.161 258.8);

Tailwind

colors: {
  custom: {
    50: '#829ce2',
    500: '#3675d5',
    950: '#000000',
  },
}

SCSS

$custom: #3675d5;
$custom-light: #829ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#3675d5",
  "rgb": {
    "r": 54,
    "g": 117,
    "b": 213
  },
  "hsl": {
    "h": 216.226,
    "s": 65.432,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57175,
    "c": 0.16131,
    "h": 258.8
  },
  "luminance": 0.18311
}

Semantic roles & 50–950 ramp

primary

#3675D5

secondary

#D6BB91

accent

#A53FE8

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3675D5

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

Preview Lab → · Contrast checker → · Palette generator →