#313283#313283

#313283 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.133 H 277.1°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#313283
RGB	rgb(49, 50, 131)
HSL	hsl(239, 46%, 35%)
HSV	hsv(239, 63%, 51%)
CMYK	cmyk(62.6%, 61.8%, 0%, 48.6%)
CIE-LAB	lab(25.48, 25.70, -45.86)
CIE-LCH	lch(25.48, 52.57, 299.27°)
OKLab	oklab(36.8% 0.0165 -0.1318)
OKLCH	oklch(36.8% 0.133 277.1)
XYZ	xyz(6.5026, 4.5724, 22.0082)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313283 #838231

analogous

#315B83 #313283 #593183

triadic

#313283 #833132 #328331

tetradic

#313283 #83315B #838231 #318359

square

#313283 #83315B #838231 #318359

split-complementary

#313283 #835931 #5B8331

monochromatic

#10102A #202156 #313283 #4243B0 #6869C6

Accessibility & contrast

On white

10.97

#313283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#313283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313283

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313283	#FFFFFF	#000000	##FFFFFF
##313283	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004086

Deuteranopia (green-blind)

#003981

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313283;
/* rgb */ color: rgb(49, 50, 131);
/* oklch */ color: oklch(36.8% 0.133 277.1);

Tailwind

colors: {
  custom: {
    50: '#726aa8',
    500: '#313283',
    950: '#000000',
  },
}

SCSS

$custom: #313283;
$custom-light: #726aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#313283",
  "rgb": {
    "r": 49,
    "g": 50,
    "b": 131
  },
  "hsl": {
    "h": 239.268,
    "s": 45.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36799,
    "c": 0.13287,
    "h": 277.1
  },
  "luminance": 0.04573
}

Semantic roles & 50–950 ramp

primary

#313283

secondary

#AEAD62

accent

#D453D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #313283

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

Preview Lab → · Contrast checker → · Palette generator →