#318DA4#318DA4

#318DA4 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 59.9% C 0.091 H 217.8°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#318DA4
RGB	rgb(49, 141, 164)
HSL	hsl(192, 54%, 42%)
HSV	hsv(192, 70%, 64%)
CMYK	cmyk(70.1%, 14%, 0%, 35.7%)
CIE-LAB	lab(54.43, -19.18, -20.01)
CIE-LCH	lch(54.43, 27.72, 226.21°)
OKLab	oklab(59.95% -0.0719 -0.0558)
OKLCH	oklch(59.95% 0.091 217.8)
XYZ	xyz(17.4896, 22.3811, 38.5130)
Luminance	0.2238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318DA4 #A44831

analogous

#31A482 #318DA4 #3154A4

triadic

#318DA4 #A4318D #8DA431

tetradic

#318DA4 #8231A4 #A44831 #54A431

square

#318DA4 #8231A4 #A44831 #54A431

split-complementary

#318DA4 #A43154 #A48231

monochromatic

#153C46 #236475 #318DA4 #49AFC9 #79C4D7

Accessibility & contrast

On white

3.83

#318DA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#318DA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318DA4

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318DA4	#FFFFFF	#000000	##000000
##318DA4	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E89A5

Deuteranopia (green-blind)

#6E7DA4

Tritanopia (blue-blind)

#009594

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #318da4;
/* rgb */ color: rgb(49, 141, 164);
/* oklch */ color: oklch(59.9% 0.091 217.8);

Tailwind

colors: {
  custom: {
    50: '#78aebf',
    500: '#318da4',
    950: '#000000',
  },
}

SCSS

$custom: #318da4;
$custom-light: #78aebf;
$custom-dark: #000000;

JSON

{
  "hex": "#318da4",
  "rgb": {
    "r": 49,
    "g": 141,
    "b": 164
  },
  "hsl": {
    "h": 192,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.59948,
    "c": 0.09102,
    "h": 217.8
  },
  "luminance": 0.22383
}

Semantic roles & 50–950 ramp

primary

#318DA4

secondary

#BF8172

accent

#684ADD

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318DA4

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

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