#313CC2#313CC2

#313CC2 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.4% C 0.205 H 271.1°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#313CC2
RGB	rgb(49, 60, 194)
HSL	hsl(235, 60%, 48%)
HSV	hsv(235, 75%, 76%)
CMYK	cmyk(74.7%, 69.1%, 0%, 23.9%)
CIE-LAB	lab(33.52, 41.62, -70.82)
CIE-LCH	lch(33.52, 82.15, 300.44°)
OKLab	oklab(44.4% 0.0041 -0.2049)
OKLCH	oklch(44.4% 0.205 271.1)
XYZ	xyz(12.6168, 7.7784, 51.8649)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313CC2 #C2B731

analogous

#3185C2 #313CC2 #6E31C2

triadic

#313CC2 #C2313C #3CC231

tetradic

#313CC2 #C23185 #C2B731 #31C26E

square

#313CC2 #C23185 #C2B731 #31C26E

split-complementary

#313CC2 #C26E31 #85C231

monochromatic

#181E60 #252D91 #313CC2 #5B64D6 #8C92E2

Accessibility & contrast

On white

8.22

#313CC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#313CC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313CC2

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313CC2	#FFFFFF	#000000	##FFFFFF
##313CC2	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C6

Deuteranopia (green-blind)

#0048C0

Tritanopia (blue-blind)

#00617A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #313cc2;
/* rgb */ color: rgb(49, 60, 194);
/* oklch */ color: oklch(44.4% 0.205 271.1);

Tailwind

colors: {
  custom: {
    50: '#8072d6',
    500: '#313cc2',
    950: '#000000',
  },
}

SCSS

$custom: #313cc2;
$custom-light: #8072d6;
$custom-dark: #000000;

JSON

{
  "hex": "#313cc2",
  "rgb": {
    "r": 49,
    "g": 60,
    "b": 194
  },
  "hsl": {
    "h": 235.448,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44396,
    "c": 0.20498,
    "h": 271.1
  },
  "luminance": 0.0778
}

Semantic roles & 50–950 ramp

primary

#313CC2

secondary

#CCC683

accent

#D745E3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #313CC2

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

Preview Lab → · Contrast checker → · Palette generator →