#3183AF#3183AF

#3183AF is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.0% C 0.103 H 236.1°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3183AF
RGB	rgb(49, 131, 175)
HSL	hsl(201, 56%, 44%)
HSV	hsv(201, 72%, 69%)
CMYK	cmyk(72%, 25.1%, 0%, 31.4%)
CIE-LAB	lab(51.81, -9.94, -30.39)
CIE-LCH	lch(51.81, 31.97, 251.89°)
OKLab	oklab(58.01% -0.0574 -0.0856)
OKLCH	oklch(58.01% 0.103 236.1)
XYZ	xyz(17.1177, 19.9788, 43.5033)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3183AF #AF5D31

analogous

#31AF9C #3183AF #3144AF

triadic

#3183AF #AF3183 #83AF31

tetradic

#3183AF #9C31AF #AF5D31 #44AF31

square

#3183AF #9C31AF #AF5D31 #44AF31

split-complementary

#3183AF #AF3144 #AF9C31

monochromatic

#163B4F #245F7F #3183AF #4FA2CE #7FBBDB

Accessibility & contrast

On white

4.20

#3183AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#3183AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3183AF

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3183AF	#FFFFFF	#000000	##000000
##3183AF	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E82B1

Deuteranopia (green-blind)

#5D76AE

Tritanopia (blue-blind)

#008E92

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3183af;
/* rgb */ color: rgb(49, 131, 175);
/* oklch */ color: oklch(58.0% 0.103 236.1);

Tailwind

colors: {
  custom: {
    50: '#79a7c7',
    500: '#3183af',
    950: '#000000',
  },
}

SCSS

$custom: #3183af;
$custom-light: #79a7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3183af",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 175
  },
  "hsl": {
    "h": 200.952,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.58006,
    "c": 0.10305,
    "h": 236.1
  },
  "luminance": 0.19981
}

Semantic roles & 50–950 ramp

primary

#3183AF

secondary

#C49278

accent

#7D48E0

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #3183AF

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

Preview Lab → · Contrast checker → · Palette generator →