#313665#313665

#313665 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.3% C 0.081 H 276.8°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#313665
RGB	rgb(49, 54, 101)
HSL	hsl(234, 35%, 29%)
HSV	hsv(234, 51%, 40%)
CMYK	cmyk(51.5%, 46.5%, 0%, 60.4%)
CIE-LAB	lab(24.42, 12.30, -28.45)
CIE-LCH	lch(24.42, 31.00, 293.37°)
OKLab	oklab(35.31% 0.0096 -0.0807)
OKLCH	oklch(35.31% 0.081 276.8)
XYZ	xyz(4.9340, 4.2306, 12.8660)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313665 #656031

analogous

#315065 #313665 #463165

triadic

#313665 #653136 #366531

tetradic

#313665 #653150 #656031 #316546

square

#313665 #653150 #656031 #316546

split-complementary

#313665 #654631 #506531

monochromatic

#0A0B15 #1D203C #313665 #454C8E #5F67B1

Accessibility & contrast

On white

11.37

#313665 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#313665 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313665

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313665	#FFFFFF	#000000	##FFFFFF
##313665	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233C67

Deuteranopia (green-blind)

#1F3864

Tritanopia (blue-blind)

#1D4048

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #313665;
/* rgb */ color: rgb(49, 54, 101);
/* oklch */ color: oklch(35.3% 0.081 276.8);

Tailwind

colors: {
  custom: {
    50: '#6d6c91',
    500: '#313665',
    950: '#000000',
  },
}

SCSS

$custom: #313665;
$custom-light: #6d6c91;
$custom-dark: #000000;

JSON

{
  "hex": "#313665",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 101
  },
  "hsl": {
    "h": 234.231,
    "s": 34.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35312,
    "c": 0.08123,
    "h": 276.8
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#313665

secondary

#96915C

accent

#C05DCB

background

#F6F6F8

surface

#ECEBF0

border

#C7C6CB

text

#07070D

muted

#7A7A7D

Preview Lab

Preview with #313665

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

Preview Lab → · Contrast checker → · Palette generator →