#3675CD#3675CD

#3675CD is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.6% C 0.151 H 257.4°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#3675CD
RGB	rgb(54, 117, 205)
HSL	hsl(215, 60%, 51%)
HSV	hsv(215, 74%, 80%)
CMYK	cmyk(73.7%, 42.9%, 0%, 19.6%)
CIE-LAB	lab(49.39, 9.98, -51.42)
CIE-LCH	lch(49.39, 52.38, 280.98°)
OKLab	oklab(56.65% -0.0328 -0.1471)
OKLCH	oklch(56.65% 0.151 257.4)
XYZ	xyz(18.8980, 17.9125, 60.2073)
Luminance	0.1792 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3675CD #CD8E36

analogous

#36C0CD #3675CD #4236CD

triadic

#3675CD #CD3675 #75CD36

tetradic

#3675CD #CD36C0 #CD8E36 #36CD42

square

#3675CD #CD36C0 #CD8E36 #36CD42

split-complementary

#3675CD #CD4236 #C0CD36

monochromatic

#1B3D6D #27599E #3675CD #6797D9 #98B8E5

Accessibility & contrast

On white

4.58

#3675CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#3675CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3675CD

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3675CD	#FFFFFF	#000000	##000000
##3675CD	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7DD0

Deuteranopia (green-blind)

#2E6FCB

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3675cd;
/* rgb */ color: rgb(54, 117, 205);
/* oklch */ color: oklch(56.6% 0.151 257.4);

Tailwind

colors: {
  custom: {
    50: '#809cdd',
    500: '#3675cd',
    950: '#000000',
  },
}

SCSS

$custom: #3675cd;
$custom-light: #809cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3675cd",
  "rgb": {
    "r": 54,
    "g": 117,
    "b": 205
  },
  "hsl": {
    "h": 214.967,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.5665,
    "c": 0.15072,
    "h": 257.4
  },
  "luminance": 0.17915
}

Semantic roles & 50–950 ramp

primary

#3675CD

secondary

#D1B58E

accent

#A144E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3675CD

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

Preview Lab → · Contrast checker → · Palette generator →