#316FBB#316FBB

#316FBB is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 54.0% C 0.135 H 255.2°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#316FBB
RGB	rgb(49, 111, 187)
HSL	hsl(213, 58%, 46%)
HSV	hsv(213, 74%, 73%)
CMYK	cmyk(73.8%, 40.6%, 0%, 26.7%)
CIE-LAB	lab(46.46, 6.40, -45.77)
CIE-LCH	lch(46.46, 46.21, 277.95°)
OKLab	oklab(53.99% -0.0346 -0.1307)
OKLCH	oklch(53.99% 0.135 255.2)
XYZ	xyz(15.9174, 15.6079, 49.1778)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316FBB #BB7D31

analogous

#31B4BB #316FBB #3831BB

triadic

#316FBB #BB316F #6FBB31

tetradic

#316FBB #BB31B4 #BB7D31 #31BB38

square

#316FBB #BB31B4 #BB7D31 #31BB38

split-complementary

#316FBB #BB3831 #B4BB31

monochromatic

#18355A #24528B #316FBB #568ED3 #87AFE0

Accessibility & contrast

On white

5.09

#316FBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#316FBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316FBB

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316FBB	#FFFFFF	#000000	##FFFFFF
##316FBB	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B75BE

Deuteranopia (green-blind)

#3468B9

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #316fbb;
/* rgb */ color: rgb(49, 111, 187);
/* oklch */ color: oklch(54.0% 0.135 255.2);

Tailwind

colors: {
  custom: {
    50: '#7b97d0',
    500: '#316fbb',
    950: '#000000',
  },
}

SCSS

$custom: #316fbb;
$custom-light: #7b97d0;
$custom-dark: #000000;

JSON

{
  "hex": "#316fbb",
  "rgb": {
    "r": 49,
    "g": 111,
    "b": 187
  },
  "hsl": {
    "h": 213.043,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53988,
    "c": 0.13518,
    "h": 255.2
  },
  "luminance": 0.1561
}

Semantic roles & 50–950 ramp

primary

#316FBB

secondary

#C9A87F

accent

#9C46E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #316FBB

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

Preview Lab → · Contrast checker → · Palette generator →