#31327A#31327A

#31327A is a dark, moderate blue. Relative luminance 0.043; OKLCH L 36.0% C 0.120 H 277.9°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#31327A
RGB	rgb(49, 50, 122)
HSL	hsl(239, 43%, 34%)
HSV	hsv(239, 60%, 48%)
CMYK	cmyk(59.8%, 59%, 0%, 52.2%)
CIE-LAB	lab(24.76, 22.49, -41.35)
CIE-LCH	lch(24.76, 47.07, 298.54°)
OKLab	oklab(36.04% 0.0166 -0.1186)
OKLCH	oklch(36.04% 0.12 277.9)
XYZ	xyz(5.9190, 4.3389, 18.9342)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31327A #7A7931

analogous

#31567A #31327A #54317A

triadic

#31327A #7A3132 #327A31

tetradic

#31327A #7A3156 #7A7931 #317A54

square

#31327A #7A3156 #7A7931 #317A54

split-complementary

#31327A #7A5431 #567A31

monochromatic

#0E0E23 #1F204E #31327A #4344A6 #6466C1

Accessibility & contrast

On white

11.24

#31327A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#31327A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31327A

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31327A	#FFFFFF	#000000	##FFFFFF
##31327A	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7C

Deuteranopia (green-blind)

#003879

Tritanopia (blue-blind)

#044351

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #31327a;
/* rgb */ color: rgb(49, 50, 122);
/* oklch */ color: oklch(36.0% 0.120 277.9);

Tailwind

colors: {
  custom: {
    50: '#716aa1',
    500: '#31327a',
    950: '#000000',
  },
}

SCSS

$custom: #31327a;
$custom-light: #716aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#31327a",
  "rgb": {
    "r": 49,
    "g": 50,
    "b": 122
  },
  "hsl": {
    "h": 239.178,
    "s": 42.69,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36041,
    "c": 0.11976,
    "h": 277.9
  },
  "luminance": 0.04339
}

Semantic roles & 50–950 ramp

primary

#31327A

secondary

#A8A75E

accent

#D155D2

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #31327A

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

Preview Lab → · Contrast checker → · Palette generator →