#318CA5#318CA5

#318CA5 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 59.7% C 0.092 H 219.8°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#318CA5
RGB	rgb(49, 140, 165)
HSL	hsl(193, 54%, 42%)
HSV	hsv(193, 70%, 65%)
CMYK	cmyk(70.3%, 15.2%, 0%, 35.3%)
CIE-LAB	lab(54.16, -18.32, -21.00)
CIE-LCH	lch(54.16, 27.87, 228.90°)
OKLab	oklab(59.74% -0.0705 -0.0586)
OKLCH	oklch(59.74% 0.092 219.8)
XYZ	xyz(17.4334, 22.1238, 38.9415)
Luminance	0.2213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CA5 #A54A31

analogous

#31A584 #318CA5 #3152A5

triadic

#318CA5 #A5318C #8CA531

tetradic

#318CA5 #8431A5 #A54A31 #52A531

square

#318CA5 #8431A5 #A54A31 #52A531

split-complementary

#318CA5 #A53152 #A58431

monochromatic

#153C47 #236476 #318CA5 #4AAEC9 #79C3D7

Accessibility & contrast

On white

3.87

#318CA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#318CA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CA5

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CA5	#FFFFFF	#000000	##000000
##318CA5	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D88A6

Deuteranopia (green-blind)

#6C7CA5

Tritanopia (blue-blind)

#009494

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #318ca5;
/* rgb */ color: rgb(49, 140, 165);
/* oklch */ color: oklch(59.7% 0.092 219.8);

Tailwind

colors: {
  custom: {
    50: '#79adbf',
    500: '#318ca5',
    950: '#000000',
  },
}

SCSS

$custom: #318ca5;
$custom-light: #79adbf;
$custom-dark: #000000;

JSON

{
  "hex": "#318ca5",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 165
  },
  "hsl": {
    "h": 192.931,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.59743,
    "c": 0.09166,
    "h": 219.8
  },
  "luminance": 0.22126
}

Semantic roles & 50–950 ramp

primary

#318CA5

secondary

#C08372

accent

#6A4ADE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318CA5

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

Preview Lab → · Contrast checker → · Palette generator →