#1A1D4E#1A1D4E

#1A1D4E is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.1% C 0.089 H 275.7°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#1A1D4E
RGB	rgb(26, 29, 78)
HSL	hsl(237, 50%, 20%)
HSV	hsv(237, 67%, 31%)
CMYK	cmyk(66.7%, 62.8%, 0%, 69.4%)
CIE-LAB	lab(13.52, 16.11, -30.74)
CIE-LCH	lch(13.52, 34.71, 297.66°)
OKLab	oklab(26.09% 0.0089 -0.0883)
OKLCH	oklch(26.09% 0.089 275.7)
XYZ	xyz(2.2401, 1.6482, 7.4063)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1D4E #4E4B1A

analogous

#1A374E #1A1D4E #311A4E

triadic

#1A1D4E #4E1A1D #1D4E1A

tetradic

#1A1D4E #4E1A37 #4E4B1A #1A4E31

square

#1A1D4E #4E1A37 #4E4B1A #1A4E31

split-complementary

#1A1D4E #4E311A #374E1A

monochromatic

#080917 #0B0C20 #1A1D4E #292E7C #393FAA

Accessibility & contrast

On white

15.79

#1A1D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1A1D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1D4E

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1D4E	#FFFFFF	#000000	##FFFFFF
##1A1D4E	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002550

Deuteranopia (green-blind)

#00204D

Tritanopia (blue-blind)

#002932

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #1a1d4e;
/* rgb */ color: rgb(26, 29, 78);
/* oklch */ color: oklch(26.1% 0.089 275.7);

Tailwind

colors: {
  custom: {
    50: '#5d5880',
    500: '#1a1d4e',
    950: '#000000',
  },
}

SCSS

$custom: #1a1d4e;
$custom-light: #5d5880;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1d4e",
  "rgb": {
    "r": 26,
    "g": 29,
    "b": 78
  },
  "hsl": {
    "h": 236.538,
    "s": 50,
    "l": 20.392
  },
  "oklch": {
    "l": 0.26089,
    "c": 0.08874,
    "h": 275.7
  },
  "luminance": 0.01648
}

Semantic roles & 50–950 ramp

primary

#1A1D4E

secondary

#848040

accent

#D14EDA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #1A1D4E

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

Preview Lab → · Contrast checker → · Palette generator →