#131A71#131A71

#131A71 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.7% C 0.146 H 269.7°. Best body text is #FFFFFF at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#131A71
RGB	rgb(19, 26, 113)
HSL	hsl(236, 71%, 26%)
HSV	hsv(236, 83%, 44%)
CMYK	cmyk(83.2%, 77%, 0%, 55.7%)
CIE-LAB	lab(15.85, 30.92, -50.25)
CIE-LCH	lch(15.85, 59.01, 301.60°)
OKLab	oklab(28.74% -0.0008 -0.1456)
OKLCH	oklch(28.74% 0.146 269.7)
XYZ	xyz(3.6176, 2.0691, 15.8283)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A71 #716A13

analogous

#134971 #131A71 #3B1371

triadic

#131A71 #71131A #1A7113

tetradic

#131A71 #711349 #716A13 #13713B

square

#131A71 #711349 #716A13 #13713B

split-complementary

#131A71 #713B13 #497113

monochromatic

#04061A #0A0E3D #131A71 #1C26A5 #2532DA

Accessibility & contrast

On white

14.85

#131A71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#131A71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A71

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A71	#FFFFFF	#000000	##FFFFFF
##131A71	1.00	14.85	1.41	14.85
#FFFFFF	14.85	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C74

Deuteranopia (green-blind)

#00236F

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #131a71;
/* rgb */ color: rgb(19, 26, 113);
/* oklch */ color: oklch(28.7% 0.146 269.7);

Tailwind

colors: {
  custom: {
    50: '#64579b',
    500: '#131a71',
    950: '#000000',
  },
}

SCSS

$custom: #131a71;
$custom-light: #64579b;
$custom-dark: #000000;

JSON

{
  "hex": "#131a71",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 113
  },
  "hsl": {
    "h": 235.532,
    "s": 71.212,
    "l": 25.882
  },
  "oklch": {
    "l": 0.28743,
    "c": 0.14558,
    "h": 269.7
  },
  "luminance": 0.02069
}

Semantic roles & 50–950 ramp

primary

#131A71

secondary

#A89F38

accent

#E13AEE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #131A71

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

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