#316BB2#316BB2

#316BB2 is a mid, vivid cyan. Relative luminance 0.144; OKLCH L 52.5% C 0.128 H 255.0°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#316BB2
RGB	rgb(49, 107, 178)
HSL	hsl(213, 57%, 45%)
HSV	hsv(213, 72%, 70%)
CMYK	cmyk(72.5%, 39.9%, 0%, 30.2%)
CIE-LAB	lab(44.77, 5.56, -43.21)
CIE-LCH	lch(44.77, 43.57, 277.33°)
OKLab	oklab(52.51% -0.0329 -0.1232)
OKLCH	oklch(52.51% 0.128 255)
XYZ	xyz(14.5572, 14.3811, 44.1195)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316BB2 #B27831

analogous

#31ACB2 #316BB2 #3731B2

triadic

#316BB2 #B2316B #6BB231

tetradic

#316BB2 #B231AC #B27831 #31B237

square

#316BB2 #B231AC #B27831 #31B237

split-complementary

#316BB2 #B23731 #ACB231

monochromatic

#173152 #244E82 #316BB2 #518ACF #81AADC

Accessibility & contrast

On white

5.42

#316BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#316BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316BB2

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316BB2	#FFFFFF	#000000	##FFFFFF
##316BB2	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A70B5

Deuteranopia (green-blind)

#3664B1

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #316bb2;
/* rgb */ color: rgb(49, 107, 178);
/* oklch */ color: oklch(52.5% 0.128 255.0);

Tailwind

colors: {
  custom: {
    50: '#7994c9',
    500: '#316bb2',
    950: '#000000',
  },
}

SCSS

$custom: #316bb2;
$custom-light: #7994c9;
$custom-dark: #000000;

JSON

{
  "hex": "#316bb2",
  "rgb": {
    "r": 49,
    "g": 107,
    "b": 178
  },
  "hsl": {
    "h": 213.023,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52513,
    "c": 0.12758,
    "h": 255
  },
  "luminance": 0.14383
}

Semantic roles & 50–950 ramp

primary

#316BB2

secondary

#C5A379

accent

#9C48E0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316BB2

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

Preview Lab → · Contrast checker → · Palette generator →