#3679C7#3679C7

#3679C7 is a mid, vivid cyan. Relative luminance 0.186; OKLCH L 57.2% C 0.138 H 254.2°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3679C7
RGB	rgb(54, 121, 199)
HSL	hsl(212, 57%, 50%)
HSV	hsv(212, 73%, 78%)
CMYK	cmyk(72.9%, 39.2%, 0%, 22%)
CIE-LAB	lab(50.19, 5.30, -46.71)
CIE-LCH	lch(50.19, 47.01, 276.48°)
OKLab	oklab(57.16% -0.0377 -0.1332)
OKLCH	oklch(57.16% 0.138 254.2)
XYZ	xyz(18.6637, 18.5805, 56.6245)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3679C7 #C78436

analogous

#36C1C7 #3679C7 #3C36C7

triadic

#3679C7 #C73679 #79C736

tetradic

#3679C7 #C736C1 #C78436 #36C73C

square

#3679C7 #C736C1 #C78436 #36C73C

split-complementary

#3679C7 #C73C36 #C1C736

monochromatic

#1C3E67 #295C97 #3679C7 #6599D5 #95B9E2

Accessibility & contrast

On white

4.45

#3679C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#3679C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3679C7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3679C7	#FFFFFF	#000000	##000000
##3679C7	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#557FCA

Deuteranopia (green-blind)

#3E71C5

Tritanopia (blue-blind)

#008B96

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3679c7;
/* rgb */ color: rgb(54, 121, 199);
/* oklch */ color: oklch(57.2% 0.138 254.2);

Tailwind

colors: {
  custom: {
    50: '#7f9fd8',
    500: '#3679c7',
    950: '#000000',
  },
}

SCSS

$custom: #3679c7;
$custom-light: #7f9fd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3679c7",
  "rgb": {
    "r": 54,
    "g": 121,
    "b": 199
  },
  "hsl": {
    "h": 212.276,
    "s": 57.312,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57163,
    "c": 0.13846,
    "h": 254.2
  },
  "luminance": 0.18583
}

Semantic roles & 50–950 ramp

primary

#3679C7

secondary

#CEAF8B

accent

#9A47E1

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3679C7

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

Preview Lab → · Contrast checker → · Palette generator →