#316DCF#316DCF

#316DCF is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.9% C 0.164 H 259.8°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#316DCF
RGB	rgb(49, 109, 207)
HSL	hsl(217, 62%, 50%)
HSV	hsv(217, 76%, 81%)
CMYK	cmyk(76.3%, 47.3%, 0%, 18.8%)
CIE-LAB	lab(47.10, 15.13, -56.25)
CIE-LCH	lch(47.10, 58.25, 285.06°)
OKLab	oklab(54.87% -0.0291 -0.1615)
OKLCH	oklch(54.87% 0.164 259.8)
XYZ	xyz(17.9937, 16.0932, 61.1774)
Luminance	0.1610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DCF #CF9331

analogous

#31BCCF #316DCF #4431CF

triadic

#316DCF #CF316D #6DCF31

tetradic

#316DCF #CF31BC #CF9331 #31CF44

square

#316DCF #CF31BC #CF9331 #31CF44

split-complementary

#316DCF #CF4431 #BCCF31

monochromatic

#19396C #25539E #316DCF #6390DB #94B3E6

Accessibility & contrast

On white

4.98

#316DCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#316DCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DCF

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DCF	#FFFFFF	#000000	##FFFFFF
##316DCF	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3777D3

Deuteranopia (green-blind)

#0269CD

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #316dcf;
/* rgb */ color: rgb(49, 109, 207);
/* oklch */ color: oklch(54.9% 0.164 259.8);

Tailwind

colors: {
  custom: {
    50: '#7f96de',
    500: '#316dcf',
    950: '#000000',
  },
}

SCSS

$custom: #316dcf;
$custom-light: #7f96de;
$custom-dark: #000000;

JSON

{
  "hex": "#316dcf",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 207
  },
  "hsl": {
    "h": 217.215,
    "s": 62.205,
    "l": 50.196
  },
  "oklch": {
    "l": 0.54874,
    "c": 0.16411,
    "h": 259.8
  },
  "luminance": 0.16095
}

Semantic roles & 50–950 ramp

primary

#316DCF

secondary

#D1B68B

accent

#A743E5

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #316DCF

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

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