#315DC6#315DC6

#315DC6 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.9% C 0.171 H 264.1°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#315DC6
RGB	rgb(49, 93, 198)
HSL	hsl(222, 60%, 48%)
HSV	hsv(222, 75%, 78%)
CMYK	cmyk(75.3%, 53%, 0%, 22.4%)
CIE-LAB	lab(42.09, 22.03, -59.16)
CIE-LCH	lch(42.09, 63.12, 290.42°)
OKLab	oklab(50.86% -0.0176 -0.1704)
OKLCH	oklch(50.86% 0.171 264.1)
XYZ	xyz(15.3704, 12.5572, 55.0288)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DC6 #C69A31

analogous

#31A7C6 #315DC6 #4F31C6

triadic

#315DC6 #C6315D #5DC631

tetradic

#315DC6 #C631A7 #C69A31 #31C64F

square

#315DC6 #C631A7 #C69A31 #31C64F

split-complementary

#315DC6 #C64F31 #A7C631

monochromatic

#192F64 #254695 #315DC6 #5D81D7 #8EA7E3

Accessibility & contrast

On white

5.98

#315DC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#315DC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DC6

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DC6	#FFFFFF	#000000	##FFFFFF
##315DC6	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D6BCA

Deuteranopia (green-blind)

#005DC4

Tritanopia (blue-blind)

#007788

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #315dc6;
/* rgb */ color: rgb(49, 93, 198);
/* oklch */ color: oklch(50.9% 0.171 264.1);

Tailwind

colors: {
  custom: {
    50: '#7e8ad8',
    500: '#315dc6',
    950: '#000000',
  },
}

SCSS

$custom: #315dc6;
$custom-light: #7e8ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#315dc6",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 198
  },
  "hsl": {
    "h": 222.282,
    "s": 60.324,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50856,
    "c": 0.17129,
    "h": 264.1
  },
  "luminance": 0.12559
}

Semantic roles & 50–950 ramp

primary

#315DC6

secondary

#CEB885

accent

#B444E3

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #315DC6

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

Preview Lab → · Contrast checker → · Palette generator →