#313453#313453

#313453 is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.7% C 0.055 H 278.8°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#313453
RGB	rgb(49, 52, 83)
HSL	hsl(235, 26%, 26%)
HSV	hsv(235, 41%, 33%)
CMYK	cmyk(41%, 37.3%, 0%, 67.5%)
CIE-LAB	lab(22.77, 7.61, -19.26)
CIE-LCH	lch(22.77, 20.71, 291.56°)
OKLab	oklab(33.71% 0.0084 -0.0539)
OKLCH	oklch(33.71% 0.055 278.8)
XYZ	xyz(4.0555, 3.7333, 8.6889)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313453 #535031

analogous

#314553 #313453 #3F3153

triadic

#313453 #533134 #345331

tetradic

#313453 #533145 #535031 #31533F

square

#313453 #533145 #535031 #31533F

split-complementary

#313453 #533F31 #455331

monochromatic

#0B0C13 #1A1C2D #313453 #484C79 #5E64A0

Accessibility & contrast

On white

12.02

#313453 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#313453 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313453

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313453	#FFFFFF	#000000	##FFFFFF
##313453	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3854

Deuteranopia (green-blind)

#283552

Tritanopia (blue-blind)

#273A3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #313453;
/* rgb */ color: rgb(49, 52, 83);
/* oklch */ color: oklch(33.7% 0.055 278.8);

Tailwind

colors: {
  custom: {
    50: '#6a6b83',
    500: '#313453',
    950: '#000000',
  },
}

SCSS

$custom: #313453;
$custom-light: #6a6b83;
$custom-dark: #000000;

JSON

{
  "hex": "#313453",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 83
  },
  "hsl": {
    "h": 234.706,
    "s": 25.758,
    "l": 25.882
  },
  "oklch": {
    "l": 0.33706,
    "c": 0.05453,
    "h": 278.8
  },
  "luminance": 0.03733
}

Semantic roles & 50–950 ramp

primary

#313453

secondary

#84815C

accent

#BA66C2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #313453

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

Preview Lab → · Contrast checker → · Palette generator →