#316AC8#316AC8

#316AC8 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.7% C 0.158 H 259.9°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#316AC8
RGB	rgb(49, 106, 200)
HSL	hsl(217, 61%, 49%)
HSV	hsv(217, 76%, 78%)
CMYK	cmyk(75.5%, 47%, 0%, 21.6%)
CIE-LAB	lab(45.81, 14.41, -54.30)
CIE-LCH	lch(45.81, 56.18, 284.86°)
OKLab	oklab(53.74% -0.0277 -0.1559)
OKLCH	oklch(53.74% 0.158 259.9)
XYZ	xyz(16.8422, 15.1293, 56.6650)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316AC8 #C88F31

analogous

#31B6C8 #316AC8 #4431C8

triadic

#316AC8 #C8316A #6AC831

tetradic

#316AC8 #C831B6 #C88F31 #31C844

square

#316AC8 #C831B6 #C88F31 #31C844

split-complementary

#316AC8 #C84431 #B6C831

monochromatic

#193666 #255097 #316AC8 #5F8CD8 #90AFE4

Accessibility & contrast

On white

5.22

#316AC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#316AC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316AC8

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316AC8	#FFFFFF	#000000	##FFFFFF
##316AC8	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3774CC

Deuteranopia (green-blind)

#0C66C6

Tritanopia (blue-blind)

#00808F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #316ac8;
/* rgb */ color: rgb(49, 106, 200);
/* oklch */ color: oklch(53.7% 0.158 259.9);

Tailwind

colors: {
  custom: {
    50: '#7e94d9',
    500: '#316ac8',
    950: '#000000',
  },
}

SCSS

$custom: #316ac8;
$custom-light: #7e94d9;
$custom-dark: #000000;

JSON

{
  "hex": "#316ac8",
  "rgb": {
    "r": 49,
    "g": 106,
    "b": 200
  },
  "hsl": {
    "h": 217.351,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.53742,
    "c": 0.15831,
    "h": 259.9
  },
  "luminance": 0.15131
}

Semantic roles & 50–950 ramp

primary

#316AC8

secondary

#CEB386

accent

#A744E4

background

#F8F9FD

surface

#EFF1FB

border

#CACBD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #316AC8

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

Preview Lab → · Contrast checker → · Palette generator →