#313455#313455

#313455 is a dark, muted blue. Relative luminance 0.038; OKLCH L 33.8% C 0.058 H 278.8°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#313455
RGB	rgb(49, 52, 85)
HSL	hsl(235, 27%, 26%)
HSV	hsv(235, 42%, 33%)
CMYK	cmyk(42.4%, 38.8%, 0%, 66.7%)
CIE-LAB	lab(22.88, 8.26, -20.42)
CIE-LCH	lch(22.88, 22.02, 292.02°)
OKLab	oklab(33.83% 0.0089 -0.0572)
OKLCH	oklch(33.83% 0.058 278.8)
XYZ	xyz(4.1338, 3.7647, 9.1014)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313455 #555231

analogous

#314655 #313455 #403155

triadic

#313455 #553134 #345531

tetradic

#313455 #553146 #555231 #315540

square

#313455 #553146 #555231 #315540

split-complementary

#313455 #554031 #465531

monochromatic

#0B0C13 #1B1C2E #313455 #474C7C #5E64A2

Accessibility & contrast

On white

11.98

#313455 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#313455 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313455

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313455	#FFFFFF	#000000	##FFFFFF
##313455	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293856

Deuteranopia (green-blind)

#273554

Tritanopia (blue-blind)

#263A40

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313455;
/* rgb */ color: rgb(49, 52, 85);
/* oklch */ color: oklch(33.8% 0.058 278.8);

Tailwind

colors: {
  custom: {
    50: '#6b6b85',
    500: '#313455',
    950: '#000000',
  },
}

SCSS

$custom: #313455;
$custom-light: #6b6b85;
$custom-dark: #000000;

JSON

{
  "hex": "#313455",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 85
  },
  "hsl": {
    "h": 235,
    "s": 26.866,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33825,
    "c": 0.05792,
    "h": 278.8
  },
  "luminance": 0.03765
}

Semantic roles & 50–950 ramp

primary

#313455

secondary

#86835C

accent

#BB65C3

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#07060B

muted

#7A7A7C

Preview Lab

Preview with #313455

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

Preview Lab → · Contrast checker → · Palette generator →