#131D50#131D50

#131D50 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.094 H 270.0°. Best body text is #FFFFFF at 15.92:1 contrast (WCAG AA passes).

Color values

HEX	#131D50
RGB	rgb(19, 29, 80)
HSL	hsl(230, 62%, 19%)
HSV	hsv(230, 76%, 31%)
CMYK	cmyk(76.3%, 63.7%, 0%, 68.6%)
CIE-LAB	lab(13.21, 15.63, -32.64)
CIE-LCH	lch(13.21, 36.19, 295.59°)
OKLab	oklab(25.78% 0.0001 -0.0941)
OKLCH	oklch(25.78% 0.094 270)
XYZ	xyz(2.1554, 1.5962, 7.7824)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D50 #504613

analogous

#133C50 #131D50 #281350

triadic

#131D50 #50131D #1D5013

tetradic

#131D50 #50133C #504613 #135028

square

#131D50 #50133C #504613 #135028

split-complementary

#131D50 #502813 #3C5013

monochromatic

#060919 #070B1F #131D50 #1F2F81 #2A41B3

Accessibility & contrast

On white

15.92

#131D50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#131D50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D50

15.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D50	#FFFFFF	#000000	##FFFFFF
##131D50	1.00	15.92	1.32	15.92
#FFFFFF	15.92	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002552

Deuteranopia (green-blind)

#001F4F

Tritanopia (blue-blind)

#002A33

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #131d50;
/* rgb */ color: rgb(19, 29, 80);
/* oklch */ color: oklch(25.8% 0.094 270.0);

Tailwind

colors: {
  custom: {
    50: '#5a5882',
    500: '#131d50',
    950: '#000000',
  },
}

SCSS

$custom: #131d50;
$custom-light: #5a5882;
$custom-dark: #000000;

JSON

{
  "hex": "#131d50",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 80
  },
  "hsl": {
    "h": 230.164,
    "s": 61.616,
    "l": 19.412
  },
  "oklch": {
    "l": 0.2578,
    "c": 0.09409,
    "h": 270
  },
  "luminance": 0.01596
}

Semantic roles & 50–950 ramp

primary

#131D50

secondary

#897B36

accent

#CA43E5

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030A

muted

#79787C

Preview Lab

Preview with #131D50

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

Preview Lab → · Contrast checker → · Palette generator →