#316FB1#316FB1

#316FB1 is a mid, vivid cyan. Relative luminance 0.152; OKLCH L 53.4% C 0.122 H 252.3°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#316FB1
RGB	rgb(49, 111, 177)
HSL	hsl(211, 57%, 44%)
HSV	hsv(211, 72%, 69%)
CMYK	cmyk(72.3%, 37.3%, 0%, 30.6%)
CIE-LAB	lab(45.90, 2.69, -40.84)
CIE-LCH	lch(45.90, 40.93, 273.77°)
OKLab	oklab(53.37% -0.037 -0.1162)
OKLCH	oklch(53.37% 0.122 252.3)
XYZ	xyz(14.8839, 15.1945, 43.7349)
Luminance	0.1520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316FB1 #B17331

analogous

#31AFB1 #316FB1 #3331B1

triadic

#316FB1 #B1316F #6FB131

tetradic

#316FB1 #B131AF #B17331 #31B133

square

#316FB1 #B131AF #B17331 #31B133

split-complementary

#316FB1 #B13331 #AFB131

monochromatic

#163351 #245181 #316FB1 #518ECF #80ADDC

Accessibility & contrast

On white

5.20

#316FB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#316FB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316FB1

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316FB1	#FFFFFF	#000000	##FFFFFF
##316FB1	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5173B4

Deuteranopia (green-blind)

#3E67B0

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316fb1;
/* rgb */ color: rgb(49, 111, 177);
/* oklch */ color: oklch(53.4% 0.122 252.3);

Tailwind

colors: {
  custom: {
    50: '#7997c8',
    500: '#316fb1',
    950: '#000000',
  },
}

SCSS

$custom: #316fb1;
$custom-light: #7997c8;
$custom-dark: #000000;

JSON

{
  "hex": "#316fb1",
  "rgb": {
    "r": 49,
    "g": 111,
    "b": 177
  },
  "hsl": {
    "h": 210.938,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53373,
    "c": 0.12199,
    "h": 252.3
  },
  "luminance": 0.15196
}

Semantic roles & 50–950 ramp

primary

#316FB1

secondary

#C5A079

accent

#9648E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316FB1

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

Preview Lab → · Contrast checker → · Palette generator →