#315ECD#315ECD

#315ECD is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.179 H 264.3°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#315ECD
RGB	rgb(49, 94, 205)
HSL	hsl(223, 61%, 50%)
HSV	hsv(223, 76%, 80%)
CMYK	cmyk(76.1%, 54.1%, 0%, 19.6%)
CIE-LAB	lab(42.86, 24.00, -61.95)
CIE-LCH	lch(42.86, 66.43, 291.18°)
OKLab	oklab(51.6% -0.0178 -0.1786)
OKLCH	oklch(51.6% 0.179 264.3)
XYZ	xyz(16.2849, 13.0643, 59.4092)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315ECD #CDA031

analogous

#31ACCD #315ECD #5231CD

triadic

#315ECD #CD315E #5ECD31

tetradic

#315ECD #CD31AC #CDA031 #31CD52

square

#315ECD #CD31AC #CDA031 #31CD52

split-complementary

#315ECD #CD5231 #ACCD31

monochromatic

#19316A #25479C #315ECD #6284D9 #93ABE5

Accessibility & contrast

On white

5.81

#315ECD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#315ECD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315ECD

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315ECD	#FFFFFF	#000000	##FFFFFF
##315ECD	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD1

Deuteranopia (green-blind)

#005ECB

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #315ecd;
/* rgb */ color: rgb(49, 94, 205);
/* oklch */ color: oklch(51.6% 0.179 264.3);

Tailwind

colors: {
  custom: {
    50: '#808bdd',
    500: '#315ecd',
    950: '#000000',
  },
}

SCSS

$custom: #315ecd;
$custom-light: #808bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#315ecd",
  "rgb": {
    "r": 49,
    "g": 94,
    "b": 205
  },
  "hsl": {
    "h": 222.692,
    "s": 61.417,
    "l": 49.804
  },
  "oklch": {
    "l": 0.516,
    "c": 0.17944,
    "h": 264.3
  },
  "luminance": 0.13066
}

Semantic roles & 50–950 ramp

primary

#315ECD

secondary

#D0BC8A

accent

#B643E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #315ECD

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

Preview Lab → · Contrast checker → · Palette generator →