#315CBD#315CBD

#315CBD is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.0% C 0.160 H 263.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#315CBD
RGB	rgb(49, 92, 189)
HSL	hsl(222, 59%, 47%)
HSV	hsv(222, 74%, 74%)
CMYK	cmyk(74.1%, 51.3%, 0%, 25.9%)
CIE-LAB	lab(41.18, 19.30, -55.39)
CIE-LCH	lch(41.18, 58.66, 289.21°)
OKLab	oklab(49.97% -0.0178 -0.1593)
OKLCH	oklch(49.97% 0.16 263.6)
XYZ	xyz(14.2758, 11.9798, 49.6942)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315CBD #BD9231

analogous

#31A2BD #315CBD #4C31BD

triadic

#315CBD #BD315C #5CBD31

tetradic

#315CBD #BD31A2 #BD9231 #31BD4C

square

#315CBD #BD31A2 #BD9231 #31BD4C

split-complementary

#315CBD #BD4C31 #A2BD31

monochromatic

#182D5C #24448C #315CBD #587ED4 #88A3E0

Accessibility & contrast

On white

6.18

#315CBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#315CBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315CBD

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315CBD	#FFFFFF	#000000	##FFFFFF
##315CBD	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E68C0

Deuteranopia (green-blind)

#005BBB

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #315cbd;
/* rgb */ color: rgb(49, 92, 189);
/* oklch */ color: oklch(50.0% 0.160 263.6);

Tailwind

colors: {
  custom: {
    50: '#7c89d1',
    500: '#315cbd',
    950: '#000000',
  },
}

SCSS

$custom: #315cbd;
$custom-light: #7c89d1;
$custom-dark: #000000;

JSON

{
  "hex": "#315cbd",
  "rgb": {
    "r": 49,
    "g": 92,
    "b": 189
  },
  "hsl": {
    "h": 221.571,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.49969,
    "c": 0.16031,
    "h": 263.6
  },
  "luminance": 0.11981
}

Semantic roles & 50–950 ramp

primary

#315CBD

secondary

#CAB380

accent

#B246E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #315CBD

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

Preview Lab → · Contrast checker → · Palette generator →