#316DC1#316DC1

#316DC1 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 53.9% C 0.145 H 257.5°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#316DC1
RGB	rgb(49, 109, 193)
HSL	hsl(215, 60%, 47%)
HSV	hsv(215, 75%, 76%)
CMYK	cmyk(74.6%, 43.5%, 0%, 24.3%)
CIE-LAB	lab(46.23, 9.89, -49.60)
CIE-LCH	lch(46.23, 50.57, 281.27°)
OKLab	oklab(53.93% -0.0315 -0.142)
OKLCH	oklch(53.93% 0.145 257.5)
XYZ	xyz(16.3574, 15.4387, 52.5596)
Luminance	0.1544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DC1 #C18531

analogous

#31B5C1 #316DC1 #3D31C1

triadic

#316DC1 #C1316D #6DC131

tetradic

#316DC1 #C131B5 #C18531 #31C13D

square

#316DC1 #C131B5 #C18531 #31C13D

split-complementary

#316DC1 #C13D31 #B5C131

monochromatic

#18365F #255190 #316DC1 #5A8DD5 #8BAFE2

Accessibility & contrast

On white

5.14

#316DC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#316DC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DC1

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DC1	#FFFFFF	#000000	##FFFFFF
##316DC1	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4375C4

Deuteranopia (green-blind)

#2867BF

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316dc1;
/* rgb */ color: rgb(49, 109, 193);
/* oklch */ color: oklch(53.9% 0.145 257.5);

Tailwind

colors: {
  custom: {
    50: '#7c96d4',
    500: '#316dc1',
    950: '#000000',
  },
}

SCSS

$custom: #316dc1;
$custom-light: #7c96d4;
$custom-dark: #000000;

JSON

{
  "hex": "#316dc1",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 193
  },
  "hsl": {
    "h": 215,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53926,
    "c": 0.14542,
    "h": 257.5
  },
  "luminance": 0.15441
}

Semantic roles & 50–950 ramp

primary

#316DC1

secondary

#CCAD82

accent

#A145E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #316DC1

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

Preview Lab → · Contrast checker → · Palette generator →