#315CBC#315CBC

#315CBC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.159 H 263.5°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#315CBC
RGB	rgb(49, 92, 188)
HSL	hsl(221, 59%, 46%)
HSV	hsv(221, 74%, 74%)
CMYK	cmyk(73.9%, 51.1%, 0%, 26.3%)
CIE-LAB	lab(41.12, 18.92, -54.92)
CIE-LCH	lch(41.12, 58.09, 289.01°)
OKLab	oklab(49.89% -0.0179 -0.1579)
OKLCH	oklch(49.89% 0.159 263.5)
XYZ	xyz(14.1676, 11.9366, 49.1245)
Luminance	0.1194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315CBC #BC9131

analogous

#31A2BC #315CBC #4C31BC

triadic

#315CBC #BC315C #5CBC31

tetradic

#315CBC #BC31A2 #BC9131 #31BC4C

square

#315CBC #BC31A2 #BC9131 #31BC4C

split-complementary

#315CBC #BC4C31 #A2BC31

monochromatic

#182C5B #24448B #315CBC #577DD3 #88A3E0

Accessibility & contrast

On white

6.20

#315CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#315CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315CBC

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315CBC	#FFFFFF	#000000	##FFFFFF
##315CBC	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2068BF

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #315cbc;
/* rgb */ color: rgb(49, 92, 188);
/* oklch */ color: oklch(49.9% 0.159 263.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#315cbc",
  "rgb": {
    "r": 49,
    "g": 92,
    "b": 188
  },
  "hsl": {
    "h": 221.439,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49894,
    "c": 0.15894,
    "h": 263.5
  },
  "luminance": 0.11938
}

Semantic roles & 50–950 ramp

primary

#315CBC

secondary

#CAB37F

accent

#B246E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #315CBC

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

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