#315DC0#315DC0

#315DC0 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.4% C 0.163 H 263.6°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#315DC0
RGB	rgb(49, 93, 192)
HSL	hsl(222, 59%, 47%)
HSV	hsv(222, 74%, 75%)
CMYK	cmyk(74.5%, 51.6%, 0%, 24.7%)
CIE-LAB	lab(41.67, 19.78, -56.36)
CIE-LCH	lch(41.67, 59.73, 289.34°)
OKLab	oklab(50.4% -0.0182 -0.1621)
OKLCH	oklch(50.4% 0.163 263.6)
XYZ	xyz(14.6920, 12.2858, 51.4560)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DC0 #C09431

analogous

#31A5C0 #315DC0 #4C31C0

triadic

#315DC0 #C0315D #5DC031

tetradic

#315DC0 #C031A5 #C09431 #31C04C

square

#315DC0 #C031A5 #C09431 #31C04C

split-complementary

#315DC0 #C04C31 #A5C031

monochromatic

#182E5E #25458F #315DC0 #597FD5 #8AA5E1

Accessibility & contrast

On white

6.07

#315DC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#315DC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DC0

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DC0	#FFFFFF	#000000	##FFFFFF
##315DC0	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)

#1C69C4

Deuteranopia (green-blind)

#005CBE

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #315dc0;
/* rgb */ color: rgb(49, 93, 192);
/* oklch */ color: oklch(50.4% 0.163 263.6);

Tailwind

colors: {
  custom: {
    50: '#7d8ad4',
    500: '#315dc0',
    950: '#000000',
  },
}

SCSS

$custom: #315dc0;
$custom-light: #7d8ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#315dc0",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 192
  },
  "hsl": {
    "h": 221.538,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50402,
    "c": 0.16316,
    "h": 263.6
  },
  "luminance": 0.12287
}

Semantic roles & 50–950 ramp

primary

#315DC0

secondary

#CBB582

accent

#B245E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315DC0

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

Preview Lab → · Contrast checker → · Palette generator →