#315CC4#315CC4

#315CC4 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.170 H 264.2°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#315CC4
RGB	rgb(49, 92, 196)
HSL	hsl(222, 60%, 48%)
HSV	hsv(222, 75%, 77%)
CMYK	cmyk(75%, 53.1%, 0%, 23.1%)
CIE-LAB	lab(41.68, 21.93, -58.67)
CIE-LCH	lch(41.68, 62.63, 290.49°)
OKLab	oklab(50.5% -0.017 -0.169)
OKLCH	oklch(50.5% 0.17 264.2)
XYZ	xyz(15.0540, 12.2911, 53.7929)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315CC4 #C49931

analogous

#31A5C4 #315CC4 #4F31C4

triadic

#315CC4 #C4315C #5CC431

tetradic

#315CC4 #C431A5 #C49931 #31C44F

square

#315CC4 #C431A5 #C49931 #31C44F

split-complementary

#315CC4 #C44F31 #A5C431

monochromatic

#192E62 #254593 #315CC4 #5C80D6 #8DA6E2

Accessibility & contrast

On white

6.07

#315CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#315CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315CC4

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315CC4	#FFFFFF	#000000	##FFFFFF
##315CC4	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E69C8

Deuteranopia (green-blind)

#005CC2

Tritanopia (blue-blind)

#007587

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #315cc4;
/* rgb */ color: rgb(49, 92, 196);
/* oklch */ color: oklch(50.5% 0.170 264.2);

Tailwind

colors: {
  custom: {
    50: '#7e89d7',
    500: '#315cc4',
    950: '#000000',
  },
}

SCSS

$custom: #315cc4;
$custom-light: #7e89d7;
$custom-dark: #000000;

JSON

{
  "hex": "#315cc4",
  "rgb": {
    "r": 49,
    "g": 92,
    "b": 196
  },
  "hsl": {
    "h": 222.449,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50498,
    "c": 0.16982,
    "h": 264.2
  },
  "luminance": 0.12293
}

Semantic roles & 50–950 ramp

primary

#315CC4

secondary

#CDB784

accent

#B545E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315CC4

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

Preview Lab → · Contrast checker → · Palette generator →