#318399#318399

#318399 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.0% C 0.085 H 218.9°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#318399
RGB	rgb(49, 131, 153)
HSL	hsl(193, 51%, 40%)
HSV	hsv(193, 68%, 60%)
CMYK	cmyk(68%, 14.4%, 0%, 40%)
CIE-LAB	lab(50.90, -17.39, -19.04)
CIE-LCH	lch(50.90, 25.79, 227.60°)
OKLab	oklab(56.98% -0.0658 -0.0531)
OKLCH	oklch(56.98% 0.085 218.9)
XYZ	xyz(15.1303, 19.1838, 33.0363)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318399 #994731

analogous

#31997B #318399 #314F99

triadic

#318399 #993183 #839931

tetradic

#318399 #7B3199 #994731 #4F9931

square

#318399 #7B3199 #994731 #4F9931

split-complementary

#318399 #99314F #997B31

monochromatic

#13343C #225B6B #318399 #44A8C3 #72BED2

Accessibility & contrast

On white

4.34

#318399 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#318399 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318399

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318399	#FFFFFF	#000000	##000000
##318399	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#757F9A

Deuteranopia (green-blind)

#667599

Tritanopia (blue-blind)

#008A8A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #318399;
/* rgb */ color: rgb(49, 131, 153);
/* oklch */ color: oklch(57.0% 0.085 218.9);

Tailwind

colors: {
  custom: {
    50: '#76a7b7',
    500: '#318399',
    950: '#000000',
  },
}

SCSS

$custom: #318399;
$custom-light: #76a7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#318399",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 153
  },
  "hsl": {
    "h": 192.692,
    "s": 51.485,
    "l": 39.608
  },
  "oklch": {
    "l": 0.56977,
    "c": 0.08452,
    "h": 218.9
  },
  "luminance": 0.19185
}

Semantic roles & 50–950 ramp

primary

#318399

secondary

#BA7C6C

accent

#6B4DDB

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #318399

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

Preview Lab → · Contrast checker → · Palette generator →