#3679BA#3679BA

#3679BA is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.4% C 0.122 H 250.3°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3679BA
RGB	rgb(54, 121, 186)
HSL	hsl(210, 55%, 47%)
HSV	hsv(210, 71%, 73%)
CMYK	cmyk(71%, 34.9%, 0%, 27.1%)
CIE-LAB	lab(49.50, 0.59, -40.35)
CIE-LCH	lch(49.50, 40.35, 270.84°)
OKLab	oklab(56.4% -0.0411 -0.1146)
OKLCH	oklch(56.4% 0.122 250.3)
XYZ	xyz(17.2183, 18.0023, 49.0122)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679BA #BA7736

analogous

#36BAB9 #3679BA #3637BA

triadic

#3679BA #BA3679 #79BA36

tetradic

#3679BA #B936BA #BA7736 #37BA36

square

#3679BA #B936BA #BA7736 #37BA36

split-complementary

#3679BA #BA3637 #BAB936

monochromatic

#1A3B5B #285A8B #3679BA #5D97D0 #8DB6DE

Accessibility & contrast

On white

4.56

#3679BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3679BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3679BA

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679BA	#FFFFFF	#000000	##000000
##3679BA	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7CBD

Deuteranopia (green-blind)

#4970B9

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3679ba;
/* rgb */ color: rgb(54, 121, 186);
/* oklch */ color: oklch(56.4% 0.122 250.3);

Tailwind

colors: {
  custom: {
    50: '#7d9fcf',
    500: '#3679ba',
    950: '#000000',
  },
}

SCSS

$custom: #3679ba;
$custom-light: #7d9fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3679ba",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 186
  },
  "hsl": {
    "h": 209.545,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.56395,
    "c": 0.12172,
    "h": 250.3
  },
  "luminance": 0.18004
}

Semantic roles & 50–950 ramp

primary

#3679BA

secondary

#C8A584

accent

#9349DE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3679BA

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

Preview Lab → · Contrast checker → · Palette generator →