#31386E#31386E

#31386E is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.4% C 0.093 H 275.3°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#31386E
RGB	rgb(49, 56, 110)
HSL	hsl(233, 38%, 31%)
HSV	hsv(233, 55%, 43%)
CMYK	cmyk(55.5%, 49.1%, 0%, 56.9%)
CIE-LAB	lab(25.58, 14.09, -32.39)
CIE-LCH	lch(25.58, 35.32, 293.51°)
OKLab	oklab(36.38% 0.0085 -0.0922)
OKLCH	oklch(36.38% 0.093 275.3)
XYZ	xyz(5.4944, 4.6067, 15.3485)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31386E #6E6731

analogous

#31566E #31386E #48316E

triadic

#31386E #6E3138 #386E31

tetradic

#31386E #6E3156 #6E6731 #316E48

square

#31386E #6E3156 #6E6731 #316E48

split-complementary

#31386E #6E4831 #566E31

monochromatic

#0B0D19 #1E2244 #31386E #444E98 #616BB9

Accessibility & contrast

On white

10.93

#31386E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#31386E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31386E

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31386E	#FFFFFF	#000000	##FFFFFF
##31386E	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203F70

Deuteranopia (green-blind)

#193A6D

Tritanopia (blue-blind)

#15444D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #31386e;
/* rgb */ color: rgb(49, 56, 110);
/* oklch */ color: oklch(36.4% 0.093 275.3);

Tailwind

colors: {
  custom: {
    50: '#6e6e98',
    500: '#31386e',
    950: '#000000',
  },
}

SCSS

$custom: #31386e;
$custom-light: #6e6e98;
$custom-dark: #000000;

JSON

{
  "hex": "#31386e",
  "rgb": {
    "r": 49,
    "g": 56,
    "b": 110
  },
  "hsl": {
    "h": 233.115,
    "s": 38.365,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36384,
    "c": 0.09259,
    "h": 275.3
  },
  "luminance": 0.04607
}

Semantic roles & 50–950 ramp

primary

#31386E

secondary

#9F975C

accent

#C159CE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #31386E

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

Preview Lab → · Contrast checker → · Palette generator →