#316CA5#316CA5

#316CA5 is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 52.0% C 0.109 H 250.1°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#316CA5
RGB	rgb(49, 108, 165)
HSL	hsl(209, 54%, 42%)
HSV	hsv(209, 70%, 65%)
CMYK	cmyk(70.3%, 34.5%, 0%, 35.3%)
CIE-LAB	lab(44.37, 0.15, -36.24)
CIE-LCH	lch(44.37, 36.24, 270.23°)
OKLab	oklab(51.96% -0.0373 -0.1028)
OKLCH	oklch(51.96% 0.109 250.1)
XYZ	xyz(13.4182, 14.0933, 37.6031)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316CA5 #A56A31

analogous

#31A5A4 #316CA5 #3132A5

triadic

#316CA5 #A5316C #6CA531

tetradic

#316CA5 #A431A5 #A56A31 #32A531

square

#316CA5 #A431A5 #A56A31 #32A531

split-complementary

#316CA5 #A53132 #A5A431

monochromatic

#152E47 #234D76 #316CA5 #4A8BC9 #79A9D7

Accessibility & contrast

On white

5.50

#316CA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#316CA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316CA5

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316CA5	#FFFFFF	#000000	##FFFFFF
##316CA5	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536FA7

Deuteranopia (green-blind)

#4264A4

Tritanopia (blue-blind)

#007981

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #316ca5;
/* rgb */ color: rgb(49, 108, 165);
/* oklch */ color: oklch(52.0% 0.109 250.1);

Tailwind

colors: {
  custom: {
    50: '#7795c0',
    500: '#316ca5',
    950: '#000000',
  },
}

SCSS

$custom: #316ca5;
$custom-light: #7795c0;
$custom-dark: #000000;

JSON

{
  "hex": "#316ca5",
  "rgb": {
    "r": 49,
    "g": 108,
    "b": 165
  },
  "hsl": {
    "h": 209.483,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.51964,
    "c": 0.10938,
    "h": 250.1
  },
  "luminance": 0.14095
}

Semantic roles & 50–950 ramp

primary

#316CA5

secondary

#C09872

accent

#934ADE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #316CA5

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

Preview Lab → · Contrast checker → · Palette generator →