#318CA4#318CA4

#318CA4 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 59.7% C 0.091 H 218.9°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#318CA4
RGB	rgb(49, 140, 164)
HSL	hsl(193, 54%, 42%)
HSV	hsv(193, 70%, 64%)
CMYK	cmyk(70.1%, 14.6%, 0%, 35.7%)
CIE-LAB	lab(54.12, -18.65, -20.49)
CIE-LCH	lch(54.12, 27.70, 227.69°)
OKLab	oklab(59.7% -0.0709 -0.0571)
OKLCH	oklch(59.7% 0.091 218.9)
XYZ	xyz(17.3428, 22.0875, 38.4641)
Luminance	0.2209 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CA4 #A44931

analogous

#31A483 #318CA4 #3152A4

triadic

#318CA4 #A4318C #8CA431

tetradic

#318CA4 #8331A4 #A44931 #52A431

square

#318CA4 #8331A4 #A44931 #52A431

split-complementary

#318CA4 #A43152 #A48331

monochromatic

#153C46 #236475 #318CA4 #49AEC9 #79C3D7

Accessibility & contrast

On white

3.88

#318CA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#318CA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CA4

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CA4	#FFFFFF	#000000	##000000
##318CA4	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D88A5

Deuteranopia (green-blind)

#6D7CA4

Tritanopia (blue-blind)

#009494

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #318ca4;
/* rgb */ color: rgb(49, 140, 164);
/* oklch */ color: oklch(59.7% 0.091 218.9);

Tailwind

colors: {
  custom: {
    50: '#78adbf',
    500: '#318ca4',
    950: '#000000',
  },
}

SCSS

$custom: #318ca4;
$custom-light: #78adbf;
$custom-dark: #000000;

JSON

{
  "hex": "#318ca4",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 164
  },
  "hsl": {
    "h": 192.522,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.59699,
    "c": 0.09104,
    "h": 218.9
  },
  "luminance": 0.22089
}

Semantic roles & 50–950 ramp

primary

#318CA4

secondary

#BF8272

accent

#694ADD

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318CA4

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

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