#316AC7#316AC7

#316AC7 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.7% C 0.157 H 259.8°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#316AC7
RGB	rgb(49, 106, 199)
HSL	hsl(217, 60%, 49%)
HSV	hsv(217, 75%, 78%)
CMYK	cmyk(75.4%, 46.7%, 0%, 22%)
CIE-LAB	lab(45.75, 14.04, -53.83)
CIE-LCH	lch(45.75, 55.63, 284.62°)
OKLab	oklab(53.67% -0.0279 -0.1545)
OKLCH	oklch(53.67% 0.157 259.8)
XYZ	xyz(16.7257, 15.0827, 56.0515)
Luminance	0.1509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316AC7 #C78E31

analogous

#31B5C7 #316AC7 #4331C7

triadic

#316AC7 #C7316A #6AC731

tetradic

#316AC7 #C731B5 #C78E31 #31C743

square

#316AC7 #C731B5 #C78E31 #31C743

split-complementary

#316AC7 #C74331 #B5C731

monochromatic

#193665 #255096 #316AC7 #5E8CD7 #8FAFE3

Accessibility & contrast

On white

5.23

#316AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#316AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316AC7

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316AC7	#FFFFFF	#000000	##FFFFFF
##316AC7	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3874CA

Deuteranopia (green-blind)

#1066C5

Tritanopia (blue-blind)

#00808F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #316ac7;
/* rgb */ color: rgb(49, 106, 199);
/* oklch */ color: oklch(53.7% 0.157 259.8);

Tailwind

colors: {
  custom: {
    50: '#7e94d8',
    500: '#316ac7',
    950: '#000000',
  },
}

SCSS

$custom: #316ac7;
$custom-light: #7e94d8;
$custom-dark: #000000;

JSON

{
  "hex": "#316ac7",
  "rgb": {
    "r": 49,
    "g": 106,
    "b": 199
  },
  "hsl": {
    "h": 217.2,
    "s": 60.484,
    "l": 48.627
  },
  "oklch": {
    "l": 0.53673,
    "c": 0.15696,
    "h": 259.8
  },
  "luminance": 0.15085
}

Semantic roles & 50–950 ramp

primary

#316AC7

secondary

#CEB386

accent

#A744E4

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #316AC7

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

Preview Lab → · Contrast checker → · Palette generator →