#315EAC#315EAC

#315EAC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.2% C 0.134 H 260.6°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#315EAC
RGB	rgb(49, 94, 172)
HSL	hsl(218, 56%, 43%)
HSV	hsv(218, 72%, 67%)
CMYK	cmyk(71.5%, 45.3%, 0%, 32.5%)
CIE-LAB	lab(40.63, 11.61, -46.31)
CIE-LCH	lch(40.63, 47.74, 284.07°)
OKLab	oklab(49.19% -0.022 -0.1326)
OKLCH	oklch(49.19% 0.134 260.6)
XYZ	xyz(12.7130, 11.6356, 40.5976)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315EAC #AC7F31

analogous

#319BAC #315EAC #4231AC

triadic

#315EAC #AC315E #5EAC31

tetradic

#315EAC #AC319B #AC7F31 #31AC42

square

#315EAC #AC319B #AC7F31 #31AC42

split-complementary

#315EAC #AC4231 #9BAC31

monochromatic

#162A4D #23447C #315EAC #4E7CCC #7D9FDA

Accessibility & contrast

On white

6.31

#315EAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#315EAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315EAC

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315EAC	#FFFFFF	#000000	##FFFFFF
##315EAC	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3766AF

Deuteranopia (green-blind)

#1F5BAA

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #315eac;
/* rgb */ color: rgb(49, 94, 172);
/* oklch */ color: oklch(49.2% 0.134 260.6);

Tailwind

colors: {
  custom: {
    50: '#788bc5',
    500: '#315eac',
    950: '#000000',
  },
}

SCSS

$custom: #315eac;
$custom-light: #788bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#315eac",
  "rgb": {
    "r": 49,
    "g": 94,
    "b": 172
  },
  "hsl": {
    "h": 218.049,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49187,
    "c": 0.13437,
    "h": 260.6
  },
  "luminance": 0.11637
}

Semantic roles & 50–950 ramp

primary

#315EAC

secondary

#C3A776

accent

#A849DF

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #315EAC

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

Preview Lab → · Contrast checker → · Palette generator →