#315FC0#315FC0

#315FC0 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.8% C 0.161 H 262.9°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#315FC0
RGB	rgb(49, 95, 192)
HSL	hsl(221, 59%, 47%)
HSV	hsv(221, 74%, 75%)
CMYK	cmyk(74.5%, 50.5%, 0%, 24.7%)
CIE-LAB	lab(42.22, 18.48, -55.47)
CIE-LCH	lch(42.22, 58.46, 288.42°)
OKLab	oklab(50.82% -0.0198 -0.1595)
OKLCH	oklch(50.82% 0.161 262.9)
XYZ	xyz(14.8699, 12.6415, 51.5153)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315FC0 #C09231

analogous

#31A7C0 #315FC0 #4A31C0

triadic

#315FC0 #C0315F #5FC031

tetradic

#315FC0 #C031A7 #C09231 #31C04A

square

#315FC0 #C031A7 #C09231 #31C04A

split-complementary

#315FC0 #C04A31 #A7C031

monochromatic

#182F5E #25478F #315FC0 #5981D5 #8AA6E1

Accessibility & contrast

On white

5.95

#315FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#315FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315FC0

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315FC0	#FFFFFF	#000000	##FFFFFF
##315FC0	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#236BC4

Deuteranopia (green-blind)

#005DBE

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #315fc0;
/* rgb */ color: rgb(49, 95, 192);
/* oklch */ color: oklch(50.8% 0.161 262.9);

Tailwind

colors: {
  custom: {
    50: '#7d8bd4',
    500: '#315fc0',
    950: '#000000',
  },
}

SCSS

$custom: #315fc0;
$custom-light: #7d8bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#315fc0",
  "rgb": {
    "r": 49,
    "g": 95,
    "b": 192
  },
  "hsl": {
    "h": 220.699,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50822,
    "c": 0.16072,
    "h": 262.9
  },
  "luminance": 0.12643
}

Semantic roles & 50–950 ramp

primary

#315FC0

secondary

#CBB482

accent

#B045E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #315FC0

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

Preview Lab → · Contrast checker → · Palette generator →