#31367B#31367B

#31367B is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.9% C 0.116 H 276.0°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#31367B
RGB	rgb(49, 54, 123)
HSL	hsl(236, 43%, 34%)
HSV	hsv(236, 60%, 48%)
CMYK	cmyk(60.2%, 56.1%, 0%, 51.8%)
CIE-LAB	lab(25.92, 20.13, -40.11)
CIE-LCH	lch(25.92, 44.87, 296.65°)
OKLab	oklab(36.93% 0.0122 -0.1149)
OKLCH	oklch(36.93% 0.116 276)
XYZ	xyz(6.1598, 4.7209, 19.3217)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31367B #7B7631

analogous

#315B7B #31367B #51317B

triadic

#31367B #7B3136 #367B31

tetradic

#31367B #7B315B #7B7631 #317B51

square

#31367B #7B315B #7B7631 #317B51

split-complementary

#31367B #7B5131 #5B7B31

monochromatic

#0E1023 #20234F #31367B #4249A7 #656BC2

Accessibility & contrast

On white

10.80

#31367B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#31367B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31367B

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31367B	#FFFFFF	#000000	##FFFFFF
##31367B	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A417D

Deuteranopia (green-blind)

#003A7A

Tritanopia (blue-blind)

#014653

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #31367b;
/* rgb */ color: rgb(49, 54, 123);
/* oklch */ color: oklch(36.9% 0.116 276.0);

Tailwind

colors: {
  custom: {
    50: '#716da2',
    500: '#31367b',
    950: '#000000',
  },
}

SCSS

$custom: #31367b;
$custom-light: #716da2;
$custom-dark: #000000;

JSON

{
  "hex": "#31367b",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 123
  },
  "hsl": {
    "h": 235.946,
    "s": 43.023,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36932,
    "c": 0.11554,
    "h": 276
  },
  "luminance": 0.04721
}

Semantic roles & 50–950 ramp

primary

#31367B

secondary

#A9A45F

accent

#CA55D3

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #31367B

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

Preview Lab → · Contrast checker → · Palette generator →