#316DB9#316DB9

#316DB9 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.4% C 0.135 H 255.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#316DB9
RGB	rgb(49, 109, 185)
HSL	hsl(214, 58%, 46%)
HSV	hsv(214, 74%, 73%)
CMYK	cmyk(73.5%, 41.1%, 0%, 27.5%)
CIE-LAB	lab(45.76, 6.90, -45.72)
CIE-LCH	lch(45.76, 46.24, 278.59°)
OKLab	oklab(53.41% -0.0332 -0.1306)
OKLCH	oklch(53.41% 0.135 255.7)
XYZ	xyz(15.4890, 15.0913, 47.9861)
Luminance	0.1509 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DB9 #B97D31

analogous

#31B1B9 #316DB9 #3931B9

triadic

#316DB9 #B9316D #6DB931

tetradic

#316DB9 #B931B1 #B97D31 #31B939

square

#316DB9 #B931B1 #B97D31 #31B939

split-complementary

#316DB9 #B93931 #B1B931

monochromatic

#173458 #245089 #316DB9 #558CD2 #86ADDF

Accessibility & contrast

On white

5.23

#316DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#316DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DB9

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DB9	#FFFFFF	#000000	##FFFFFF
##316DB9	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)

#4973BC

Deuteranopia (green-blind)

#3267B7

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #316db9;
/* rgb */ color: rgb(49, 109, 185);
/* oklch */ color: oklch(53.4% 0.135 255.7);

Tailwind

colors: {
  custom: {
    50: '#7b96ce',
    500: '#316db9',
    950: '#000000',
  },
}

SCSS

$custom: #316db9;
$custom-light: #7b96ce;
$custom-dark: #000000;

JSON

{
  "hex": "#316db9",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 185
  },
  "hsl": {
    "h": 213.529,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53409,
    "c": 0.13473,
    "h": 255.7
  },
  "luminance": 0.15093
}

Semantic roles & 50–950 ramp

primary

#316DB9

secondary

#C8A77D

accent

#9D46E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #316DB9

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

Preview Lab → · Contrast checker → · Palette generator →