#3180AB#3180AB

#3180AB is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.1% C 0.101 H 236.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3180AB
RGB	rgb(49, 128, 171)
HSL	hsl(201, 55%, 43%)
HSV	hsv(201, 71%, 67%)
CMYK	cmyk(71.3%, 25.1%, 0%, 32.9%)
CIE-LAB	lab(50.72, -9.61, -29.77)
CIE-LCH	lch(50.72, 31.29, 252.11°)
OKLab	oklab(57.08% -0.0558 -0.0838)
OKLCH	oklch(57.08% 0.101 236.4)
XYZ	xyz(16.3336, 19.0298, 41.3325)
Luminance	0.1903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3180AB #AB5C31

analogous

#31AB99 #3180AB #3143AB

triadic

#3180AB #AB3180 #80AB31

tetradic

#3180AB #9931AB #AB5C31 #43AB31

square

#3180AB #9931AB #AB5C31 #43AB31

split-complementary

#3180AB #AB3143 #AB9931

monochromatic

#16394C #235C7B #3180AB #4D9FCC #7DB9DA

Accessibility & contrast

On white

4.37

#3180AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#3180AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3180AB

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3180AB	#FFFFFF	#000000	##000000
##3180AB	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7FAD

Deuteranopia (green-blind)

#5B74AA

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3180ab;
/* rgb */ color: rgb(49, 128, 171);
/* oklch */ color: oklch(57.1% 0.101 236.4);

Tailwind

colors: {
  custom: {
    50: '#79a4c4',
    500: '#3180ab',
    950: '#000000',
  },
}

SCSS

$custom: #3180ab;
$custom-light: #79a4c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3180ab",
  "rgb": {
    "r": 49,
    "g": 128,
    "b": 171
  },
  "hsl": {
    "h": 201.148,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5708,
    "c": 0.10069,
    "h": 236.4
  },
  "luminance": 0.19032
}

Semantic roles & 50–950 ramp

primary

#3180AB

secondary

#C29175

accent

#7E49DF

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3180AB

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

Preview Lab → · Contrast checker → · Palette generator →