#318FA4#318FA4

#318FA4 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.4% C 0.091 H 215.7°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#318FA4
RGB	rgb(49, 143, 164)
HSL	hsl(191, 54%, 42%)
HSV	hsv(191, 70%, 64%)
CMYK	cmyk(70.1%, 12.8%, 0%, 35.7%)
CIE-LAB	lab(55.05, -20.25, -19.07)
CIE-LCH	lch(55.05, 27.81, 223.28°)
OKLab	oklab(60.45% -0.074 -0.0531)
OKLCH	oklch(60.45% 0.091 215.7)
XYZ	xyz(17.7871, 22.9762, 38.6122)
Luminance	0.2298 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FA4 #A44631

analogous

#31A480 #318FA4 #3155A4

triadic

#318FA4 #A4318F #8FA431

tetradic

#318FA4 #8031A4 #A44631 #55A431

square

#318FA4 #8031A4 #A44631 #55A431

split-complementary

#318FA4 #A43155 #A48031

monochromatic

#153D46 #236675 #318FA4 #49B2C9 #79C6D7

Accessibility & contrast

On white

3.75

#318FA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#318FA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FA4

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FA4	#FFFFFF	#000000	##000000
##318FA4	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818BA5

Deuteranopia (green-blind)

#707FA4

Tritanopia (blue-blind)

#009796

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #318fa4;
/* rgb */ color: rgb(49, 143, 164);
/* oklch */ color: oklch(60.4% 0.091 215.7);

Tailwind

colors: {
  custom: {
    50: '#79b0bf',
    500: '#318fa4',
    950: '#000000',
  },
}

SCSS

$custom: #318fa4;
$custom-light: #79b0bf;
$custom-dark: #000000;

JSON

{
  "hex": "#318fa4",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 164
  },
  "hsl": {
    "h": 190.957,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.60445,
    "c": 0.09109,
    "h": 215.7
  },
  "luminance": 0.22978
}

Semantic roles & 50–950 ramp

primary

#318FA4

secondary

#BF8072

accent

#654ADD

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318FA4

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

Preview Lab → · Contrast checker → · Palette generator →