#316CB2#316CB2

#316CB2 is a mid, vivid cyan. Relative luminance 0.146; OKLCH L 52.7% C 0.126 H 254.5°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#316CB2
RGB	rgb(49, 108, 178)
HSL	hsl(213, 57%, 45%)
HSV	hsv(213, 72%, 70%)
CMYK	cmyk(72.5%, 39.3%, 0%, 30.2%)
CIE-LAB	lab(45.07, 4.93, -42.75)
CIE-LCH	lch(45.07, 43.03, 276.58°)
OKLab	oklab(52.74% -0.0339 -0.1219)
OKLCH	oklch(52.74% 0.126 254.5)
XYZ	xyz(14.6621, 14.5908, 44.1544)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316CB2 #B27731

analogous

#31ADB2 #316CB2 #3731B2

triadic

#316CB2 #B2316C #6CB231

tetradic

#316CB2 #B231AD #B27731 #31B237

square

#316CB2 #B231AD #B27731 #31B237

split-complementary

#316CB2 #B23731 #ADB231

monochromatic

#173252 #244F82 #316CB2 #518BCF #81ABDC

Accessibility & contrast

On white

5.36

#316CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#316CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316CB2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316CB2	#FFFFFF	#000000	##FFFFFF
##316CB2	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C71B5

Deuteranopia (green-blind)

#3765B1

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #316cb2;
/* rgb */ color: rgb(49, 108, 178);
/* oklch */ color: oklch(52.7% 0.126 254.5);

Tailwind

colors: {
  custom: {
    50: '#7995c9',
    500: '#316cb2',
    950: '#000000',
  },
}

SCSS

$custom: #316cb2;
$custom-light: #7995c9;
$custom-dark: #000000;

JSON

{
  "hex": "#316cb2",
  "rgb": {
    "r": 49,
    "g": 108,
    "b": 178
  },
  "hsl": {
    "h": 212.558,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52742,
    "c": 0.12648,
    "h": 254.5
  },
  "luminance": 0.14592
}

Semantic roles & 50–950 ramp

primary

#316CB2

secondary

#C5A379

accent

#9A48E0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316CB2

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

Preview Lab → · Contrast checker → · Palette generator →