#315FC6#315FC6

#315FC6 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.169 H 263.5°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#315FC6
RGB	rgb(49, 95, 198)
HSL	hsl(221, 60%, 48%)
HSV	hsv(221, 75%, 78%)
CMYK	cmyk(75.3%, 52%, 0%, 22.4%)
CIE-LAB	lab(42.63, 20.73, -58.28)
CIE-LCH	lch(42.63, 61.85, 289.58°)
OKLab	oklab(51.27% -0.0192 -0.1677)
OKLCH	oklch(51.27% 0.169 263.5)
XYZ	xyz(15.5482, 12.9129, 55.0881)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315FC6 #C69831

analogous

#31A9C6 #315FC6 #4E31C6

triadic

#315FC6 #C6315F #5FC631

tetradic

#315FC6 #C631A9 #C69831 #31C64E

square

#315FC6 #C631A9 #C69831 #31C64E

split-complementary

#315FC6 #C64E31 #A9C631

monochromatic

#193064 #254795 #315FC6 #5D83D7 #8EA8E3

Accessibility & contrast

On white

5.86

#315FC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#315FC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315FC6

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315FC6	#FFFFFF	#000000	##FFFFFF
##315FC6	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#196CCA

Deuteranopia (green-blind)

#005EC4

Tritanopia (blue-blind)

#007889

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #315fc6;
/* rgb */ color: rgb(49, 95, 198);
/* oklch */ color: oklch(51.3% 0.169 263.5);

Tailwind

colors: {
  custom: {
    50: '#7e8bd8',
    500: '#315fc6',
    950: '#000000',
  },
}

SCSS

$custom: #315fc6;
$custom-light: #7e8bd8;
$custom-dark: #000000;

JSON

{
  "hex": "#315fc6",
  "rgb": {
    "r": 49,
    "g": 95,
    "b": 198
  },
  "hsl": {
    "h": 221.477,
    "s": 60.324,
    "l": 48.431
  },
  "oklch": {
    "l": 0.51269,
    "c": 0.16884,
    "h": 263.5
  },
  "luminance": 0.12915
}

Semantic roles & 50–950 ramp

primary

#315FC6

secondary

#CEB785

accent

#B244E3

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #315FC6

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

Preview Lab → · Contrast checker → · Palette generator →