#315CC0#315CC0

#315CC0 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.164 H 263.9°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#315CC0
RGB	rgb(49, 92, 192)
HSL	hsl(222, 59%, 47%)
HSV	hsv(222, 74%, 75%)
CMYK	cmyk(74.5%, 52.1%, 0%, 24.7%)
CIE-LAB	lab(41.39, 20.43, -56.80)
CIE-LCH	lch(41.39, 60.36, 289.78°)
OKLab	oklab(50.19% -0.0174 -0.1635)
OKLCH	oklch(50.19% 0.164 263.9)
XYZ	xyz(14.6048, 12.1114, 51.4270)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315CC0 #C09531

analogous

#31A4C0 #315CC0 #4E31C0

triadic

#315CC0 #C0315C #5CC031

tetradic

#315CC0 #C031A4 #C09531 #31C04E

square

#315CC0 #C031A4 #C09531 #31C04E

split-complementary

#315CC0 #C04E31 #A4C031

monochromatic

#182D5E #25458F #315CC0 #597FD5 #8AA4E1

Accessibility & contrast

On white

6.14

#315CC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#315CC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315CC0

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315CC0	#FFFFFF	#000000	##FFFFFF
##315CC0	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1869C4

Deuteranopia (green-blind)

#005BBE

Tritanopia (blue-blind)

#007485

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #315cc0;
/* rgb */ color: rgb(49, 92, 192);
/* oklch */ color: oklch(50.2% 0.164 263.9);

Tailwind

colors: {
  custom: {
    50: '#7d89d4',
    500: '#315cc0',
    950: '#000000',
  },
}

SCSS

$custom: #315cc0;
$custom-light: #7d89d4;
$custom-dark: #000000;

JSON

{
  "hex": "#315cc0",
  "rgb": {
    "r": 49,
    "g": 92,
    "b": 192
  },
  "hsl": {
    "h": 221.958,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50194,
    "c": 0.1644,
    "h": 263.9
  },
  "luminance": 0.12113
}

Semantic roles & 50–950 ramp

primary

#315CC0

secondary

#CBB582

accent

#B345E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315CC0

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

Preview Lab → · Contrast checker → · Palette generator →