#313ACA#313ACA

#313ACA is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.217 H 271.1°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#313ACA
RGB	rgb(49, 58, 202)
HSL	hsl(236, 61%, 49%)
HSV	hsv(236, 76%, 79%)
CMYK	cmyk(75.7%, 71.3%, 0%, 20.8%)
CIE-LAB	lab(33.86, 45.55, -74.93)
CIE-LCH	lch(33.86, 87.69, 301.29°)
OKLab	oklab(44.88% 0.0041 -0.2169)
OKLCH	oklch(44.88% 0.217 271.1)
XYZ	xyz(13.4367, 7.9419, 56.6904)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313ACA #CAC131

analogous

#3186CA #313ACA #7531CA

triadic

#313ACA #CA313A #3ACA31

tetradic

#313ACA #CA3186 #CAC131 #31CA75

square

#313ACA #CA3186 #CAC131 #31CA75

split-complementary

#313ACA #CA7531 #86CA31

monochromatic

#191E67 #252C99 #313ACA #6067D8 #9196E4

Accessibility & contrast

On white

8.11

#313ACA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#313ACA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313ACA

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313ACA	#FFFFFF	#000000	##FFFFFF
##313ACA	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CE

Deuteranopia (green-blind)

#0048C7

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #313aca;
/* rgb */ color: rgb(49, 58, 202);
/* oklch */ color: oklch(44.9% 0.217 271.1);

Tailwind

colors: {
  custom: {
    50: '#8271db',
    500: '#313aca',
    950: '#000000',
  },
}

SCSS

$custom: #313aca;
$custom-light: #8271db;
$custom-dark: #000000;

JSON

{
  "hex": "#313aca",
  "rgb": {
    "r": 49,
    "g": 58,
    "b": 202
  },
  "hsl": {
    "h": 236.471,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44878,
    "c": 0.21695,
    "h": 271.1
  },
  "luminance": 0.07943
}

Semantic roles & 50–950 ramp

primary

#313ACA

secondary

#CFCB88

accent

#DB44E4

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #313ACA

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

Preview Lab → · Contrast checker → · Palette generator →