#315DC4#315DC4

#315DC4 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.7% C 0.169 H 263.9°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#315DC4
RGB	rgb(49, 93, 196)
HSL	hsl(222, 60%, 48%)
HSV	hsv(222, 75%, 77%)
CMYK	cmyk(75%, 52.6%, 0%, 23.1%)
CIE-LAB	lab(41.95, 21.28, -58.23)
CIE-LCH	lch(41.95, 61.99, 290.07°)
OKLab	oklab(50.7% -0.0178 -0.1676)
OKLCH	oklch(50.7% 0.169 263.9)
XYZ	xyz(15.1412, 12.4655, 53.8219)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DC4 #C49831

analogous

#31A6C4 #315DC4 #4F31C4

triadic

#315DC4 #C4315D #5DC431

tetradic

#315DC4 #C431A6 #C49831 #31C44F

square

#315DC4 #C431A6 #C49831 #31C44F

split-complementary

#315DC4 #C44F31 #A6C431

monochromatic

#192F62 #254693 #315DC4 #5C81D6 #8DA7E2

Accessibility & contrast

On white

6.01

#315DC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#315DC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DC4

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DC4	#FFFFFF	#000000	##FFFFFF
##315DC4	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#146AC8

Deuteranopia (green-blind)

#005DC2

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #315dc4;
/* rgb */ color: rgb(49, 93, 196);
/* oklch */ color: oklch(50.7% 0.169 263.9);

Tailwind

colors: {
  custom: {
    50: '#7e8ad7',
    500: '#315dc4',
    950: '#000000',
  },
}

SCSS

$custom: #315dc4;
$custom-light: #7e8ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#315dc4",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 196
  },
  "hsl": {
    "h": 222.041,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50704,
    "c": 0.16859,
    "h": 263.9
  },
  "luminance": 0.12467
}

Semantic roles & 50–950 ramp

primary

#315DC4

secondary

#CDB784

accent

#B445E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315DC4

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

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