#3178A1#3178A1

#3178A1 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.6% C 0.095 H 237.5°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3178A1
RGB	rgb(49, 120, 161)
HSL	hsl(202, 53%, 41%)
HSV	hsv(202, 70%, 63%)
CMYK	cmyk(69.6%, 25.5%, 0%, 36.9%)
CIE-LAB	lab(47.83, -8.48, -28.47)
CIE-LCH	lch(47.83, 29.70, 253.42°)
OKLab	oklab(54.63% -0.051 -0.0801)
OKLCH	oklch(54.63% 0.095 237.5)
XYZ	xyz(14.4136, 16.6576, 36.1669)
Luminance	0.1666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3178A1 #A15A31

analogous

#31A192 #3178A1 #3140A1

triadic

#3178A1 #A13178 #78A131

tetradic

#3178A1 #9231A1 #A15A31 #40A131

square

#3178A1 #9231A1 #A15A31 #40A131

split-complementary

#3178A1 #A13140 #A19231

monochromatic

#143243 #235572 #3178A1 #4899C7 #77B3D6

Accessibility & contrast

On white

4.85

#3178A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3178A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3178A1

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3178A1	#FFFFFF	#000000	##FFFFFF
##3178A1	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6578A3

Deuteranopia (green-blind)

#556DA0

Tritanopia (blue-blind)

#008286

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3178a1;
/* rgb */ color: rgb(49, 120, 161);
/* oklch */ color: oklch(54.6% 0.095 237.5);

Tailwind

colors: {
  custom: {
    50: '#779ebd',
    500: '#3178a1',
    950: '#000000',
  },
}

SCSS

$custom: #3178a1;
$custom-light: #779ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#3178a1",
  "rgb": {
    "r": 49,
    "g": 120,
    "b": 161
  },
  "hsl": {
    "h": 201.964,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.54631,
    "c": 0.09495,
    "h": 237.5
  },
  "luminance": 0.16659
}

Semantic roles & 50–950 ramp

primary

#3178A1

secondary

#BE8C70

accent

#804BDD

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3178A1

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

Preview Lab → · Contrast checker → · Palette generator →