#316EB9#316EB9

#316EB9 is a mid, vivid cyan. Relative luminance 0.153; OKLCH L 53.6% C 0.134 H 255.2°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#316EB9
RGB	rgb(49, 110, 185)
HSL	hsl(213, 58%, 46%)
HSV	hsv(213, 74%, 73%)
CMYK	cmyk(73.5%, 40.5%, 0%, 27.5%)
CIE-LAB	lab(46.05, 6.28, -45.25)
CIE-LCH	lch(46.05, 45.69, 277.90°)
OKLab	oklab(53.64% -0.0341 -0.1292)
OKLCH	oklch(53.64% 0.134 255.2)
XYZ	xyz(15.5963, 15.3059, 48.0219)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316EB9 #B97C31

analogous

#31B2B9 #316EB9 #3831B9

triadic

#316EB9 #B9316E #6EB931

tetradic

#316EB9 #B931B2 #B97C31 #31B938

square

#316EB9 #B931B2 #B97C31 #31B938

split-complementary

#316EB9 #B93831 #B2B931

monochromatic

#173458 #245189 #316EB9 #558DD2 #86AEDF

Accessibility & contrast

On white

5.17

#316EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#316EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316EB9

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316EB9	#FFFFFF	#000000	##FFFFFF
##316EB9	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A74BC

Deuteranopia (green-blind)

#3467B7

Tritanopia (blue-blind)

#00808A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316eb9;
/* rgb */ color: rgb(49, 110, 185);
/* oklch */ color: oklch(53.6% 0.134 255.2);

Tailwind

colors: {
  custom: {
    50: '#7b97ce',
    500: '#316eb9',
    950: '#000000',
  },
}

SCSS

$custom: #316eb9;
$custom-light: #7b97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#316eb9",
  "rgb": {
    "r": 49,
    "g": 110,
    "b": 185
  },
  "hsl": {
    "h": 213.088,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53635,
    "c": 0.13362,
    "h": 255.2
  },
  "luminance": 0.15308
}

Semantic roles & 50–950 ramp

primary

#316EB9

secondary

#C8A77D

accent

#9C46E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #316EB9

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

Preview Lab → · Contrast checker → · Palette generator →