#315CC8#315CC8

#315CC8 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.8% C 0.175 H 264.5°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#315CC8
RGB	rgb(49, 92, 200)
HSL	hsl(223, 61%, 49%)
HSV	hsv(223, 76%, 78%)
CMYK	cmyk(75.5%, 54%, 0%, 21.6%)
CIE-LAB	lab(41.96, 23.42, -60.52)
CIE-LCH	lch(41.96, 64.89, 291.16°)
OKLab	oklab(50.81% -0.0167 -0.1744)
OKLCH	oklch(50.81% 0.175 264.5)
XYZ	xyz(15.5154, 12.4757, 56.2227)
Luminance	0.1248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315CC8 #C89D31

analogous

#31A8C8 #315CC8 #5231C8

triadic

#315CC8 #C8315C #5CC831

tetradic

#315CC8 #C831A8 #C89D31 #31C852

square

#315CC8 #C831A8 #C89D31 #31C852

split-complementary

#315CC8 #C85231 #A8C831

monochromatic

#192F66 #254597 #315CC8 #5F81D8 #90A8E4

Accessibility & contrast

On white

6.01

#315CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#315CC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315CC8

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315CC8	#FFFFFF	#000000	##FFFFFF
##315CC8	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#005CC6

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #315cc8;
/* rgb */ color: rgb(49, 92, 200);
/* oklch */ color: oklch(50.8% 0.175 264.5);

Tailwind

colors: {
  custom: {
    50: '#7f89d9',
    500: '#315cc8',
    950: '#000000',
  },
}

SCSS

$custom: #315cc8;
$custom-light: #7f89d9;
$custom-dark: #000000;

JSON

{
  "hex": "#315cc8",
  "rgb": {
    "r": 49,
    "g": 92,
    "b": 200
  },
  "hsl": {
    "h": 222.914,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50806,
    "c": 0.1752,
    "h": 264.5
  },
  "luminance": 0.12477
}

Semantic roles & 50–950 ramp

primary

#315CC8

secondary

#CEBA86

accent

#B644E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #315CC8

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

Preview Lab → · Contrast checker → · Palette generator →