#3678A2#3678A2

#3678A2 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.9% C 0.094 H 239.6°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3678A2
RGB	rgb(54, 120, 162)
HSL	hsl(203, 50%, 42%)
HSV	hsv(203, 67%, 64%)
CMYK	cmyk(66.7%, 25.9%, 0%, 36.5%)
CIE-LAB	lab(48.04, -7.29, -28.71)
CIE-LCH	lch(48.04, 29.62, 255.75°)
OKLab	oklab(54.86% -0.0474 -0.0807)
OKLCH	oklch(54.86% 0.094 239.6)
XYZ	xyz(14.7569, 16.8243, 36.6451)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3678A2 #A26036

analogous

#36A296 #3678A2 #3642A2

triadic

#3678A2 #A23678 #78A236

tetradic

#3678A2 #9636A2 #A26036 #42A236

square

#3678A2 #9636A2 #A26036 #42A236

split-complementary

#3678A2 #A23642 #A29636

monochromatic

#173446 #275674 #3678A2 #5098C5 #7EB3D4

Accessibility & contrast

On white

4.81

#3678A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3678A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3678A2

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3678A2	#FFFFFF	#000000	##FFFFFF
##3678A2	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6578A4

Deuteranopia (green-blind)

#566DA1

Tritanopia (blue-blind)

#008386

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3678a2;
/* rgb */ color: rgb(54, 120, 162);
/* oklch */ color: oklch(54.9% 0.094 239.6);

Tailwind

colors: {
  custom: {
    50: '#799ebd',
    500: '#3678a2',
    950: '#000000',
  },
}

SCSS

$custom: #3678a2;
$custom-light: #799ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#3678a2",
  "rgb": {
    "r": 54,
    "g": 120,
    "b": 162
  },
  "hsl": {
    "h": 203.333,
    "s": 50,
    "l": 42.353
  },
  "oklch": {
    "l": 0.54862,
    "c": 0.09364,
    "h": 239.6
  },
  "luminance": 0.16826
}

Semantic roles & 50–950 ramp

primary

#3678A2

secondary

#BD9277

accent

#844EDA

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3678A2

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

Preview Lab → · Contrast checker → · Palette generator →