#316FB4#316FB4

#316FB4 is a mid, vivid cyan. Relative luminance 0.153; OKLCH L 53.6% C 0.126 H 253.3°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#316FB4
RGB	rgb(49, 111, 180)
HSL	hsl(212, 57%, 45%)
HSV	hsv(212, 73%, 71%)
CMYK	cmyk(72.8%, 38.3%, 0%, 29.4%)
CIE-LAB	lab(46.06, 3.80, -42.33)
CIE-LCH	lch(46.06, 42.50, 275.13°)
OKLab	oklab(53.55% -0.0362 -0.1206)
OKLCH	oklch(53.55% 0.126 253.3)
XYZ	xyz(15.1862, 15.3155, 45.3270)
Luminance	0.1532 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316FB4 #B47631

analogous

#31B1B4 #316FB4 #3531B4

triadic

#316FB4 #B4316F #6FB431

tetradic

#316FB4 #B431B1 #B47631 #31B435

square

#316FB4 #B431B1 #B47631 #31B435

split-complementary

#316FB4 #B43531 #B1B431

monochromatic

#173454 #245184 #316FB4 #528ED0 #82ADDD

Accessibility & contrast

On white

5.17

#316FB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#316FB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316FB4

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316FB4	#FFFFFF	#000000	##FFFFFF
##316FB4	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)

#4F74B7

Deuteranopia (green-blind)

#3B68B3

Tritanopia (blue-blind)

#007F89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316fb4;
/* rgb */ color: rgb(49, 111, 180);
/* oklch */ color: oklch(53.6% 0.126 253.3);

Tailwind

colors: {
  custom: {
    50: '#7a97cb',
    500: '#316fb4',
    950: '#000000',
  },
}

SCSS

$custom: #316fb4;
$custom-light: #7a97cb;
$custom-dark: #000000;

JSON

{
  "hex": "#316fb4",
  "rgb": {
    "r": 49,
    "g": 111,
    "b": 180
  },
  "hsl": {
    "h": 211.603,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.53554,
    "c": 0.12592,
    "h": 253.3
  },
  "luminance": 0.15317
}

Semantic roles & 50–950 ramp

primary

#316FB4

secondary

#C6A27B

accent

#9847E0

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316FB4

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

Preview Lab → · Contrast checker → · Palette generator →