#316BC3#316BC3

#316BC3 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.150 H 258.7°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#316BC3
RGB	rgb(49, 107, 195)
HSL	hsl(216, 60%, 48%)
HSV	hsv(216, 75%, 76%)
CMYK	cmyk(74.9%, 45.1%, 0%, 23.5%)
CIE-LAB	lab(45.78, 11.90, -51.47)
CIE-LCH	lch(45.78, 52.83, 283.02°)
OKLab	oklab(53.62% -0.0294 -0.1475)
OKLCH	oklch(53.62% 0.15 258.7)
XYZ	xyz(16.3711, 15.1066, 53.6722)
Luminance	0.1511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316BC3 #C38931

analogous

#31B4C3 #316BC3 #4031C3

triadic

#316BC3 #C3316B #6BC331

tetradic

#316BC3 #C331B4 #C38931 #31C340

square

#316BC3 #C331B4 #C38931 #31C340

split-complementary

#316BC3 #C34031 #B4C331

monochromatic

#183561 #255092 #316BC3 #5B8CD6 #8CAEE2

Accessibility & contrast

On white

5.22

#316BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#316BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316BC3

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316BC3	#FFFFFF	#000000	##FFFFFF
##316BC3	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E74C6

Deuteranopia (green-blind)

#1F66C1

Tritanopia (blue-blind)

#00808D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #316bc3;
/* rgb */ color: rgb(49, 107, 195);
/* oklch */ color: oklch(53.6% 0.150 258.7);

Tailwind

colors: {
  custom: {
    50: '#7d94d6',
    500: '#316bc3',
    950: '#000000',
  },
}

SCSS

$custom: #316bc3;
$custom-light: #7d94d6;
$custom-dark: #000000;

JSON

{
  "hex": "#316bc3",
  "rgb": {
    "r": 49,
    "g": 107,
    "b": 195
  },
  "hsl": {
    "h": 216.164,
    "s": 59.836,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53618,
    "c": 0.15042,
    "h": 258.7
  },
  "luminance": 0.15108
}

Semantic roles & 50–950 ramp

primary

#316BC3

secondary

#CCAF83

accent

#A445E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #316BC3

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

Preview Lab → · Contrast checker → · Palette generator →