#315DAD#315DAD

#315DAD is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.0% C 0.137 H 261.2°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#315DAD
RGB	rgb(49, 93, 173)
HSL	hsl(219, 56%, 44%)
HSV	hsv(219, 72%, 68%)
CMYK	cmyk(71.7%, 46.2%, 0%, 32.2%)
CIE-LAB	lab(40.41, 12.63, -47.26)
CIE-LCH	lch(40.41, 48.92, 284.96°)
OKLab	oklab(49.04% -0.0209 -0.1354)
OKLCH	oklch(49.04% 0.137 261.2)
XYZ	xyz(12.7211, 11.4975, 41.0759)
Luminance	0.1150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DAD #AD8131

analogous

#319BAD #315DAD #4331AD

triadic

#315DAD #AD315D #5DAD31

tetradic

#315DAD #AD319B #AD8131 #31AD43

square

#315DAD #AD319B #AD8131 #31AD43

split-complementary

#315DAD #AD4331 #9BAD31

monochromatic

#162A4E #23437D #315DAD #4E7BCD #7E9FDA

Accessibility & contrast

On white

6.36

#315DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#315DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DAD

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DAD	#FFFFFF	#000000	##FFFFFF
##315DAD	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3465B0

Deuteranopia (green-blind)

#1A5AAB

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #315dad;
/* rgb */ color: rgb(49, 93, 173);
/* oklch */ color: oklch(49.0% 0.137 261.2);

Tailwind

colors: {
  custom: {
    50: '#798ac6',
    500: '#315dad',
    950: '#000000',
  },
}

SCSS

$custom: #315dad;
$custom-light: #798ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#315dad",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 173
  },
  "hsl": {
    "h": 218.71,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.49035,
    "c": 0.13698,
    "h": 261.2
  },
  "luminance": 0.11499
}

Semantic roles & 50–950 ramp

primary

#315DAD

secondary

#C3A877

accent

#AA49DF

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #315DAD

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

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