#1A1878#1A1878

#1A1878 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.155 H 272.6°. Best body text is #FFFFFF at 14.52:1 contrast (WCAG AA passes).

Color values

HEX	#1A1878
RGB	rgb(26, 24, 120)
HSL	hsl(241, 67%, 28%)
HSV	hsv(241, 80%, 47%)
CMYK	cmyk(78.3%, 80%, 0%, 52.9%)
CIE-LAB	lab(16.64, 35.24, -53.44)
CIE-LCH	lch(16.64, 64.01, 303.41°)
OKLab	oklab(29.66% 0.007 -0.1547)
OKLCH	oklch(29.66% 0.155 272.6)
XYZ	xyz(4.1417, 2.2285, 17.9775)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1878 #767818

analogous

#184678 #1A1878 #4A1878

triadic

#1A1878 #781A18 #18781A

tetradic

#1A1878 #781846 #767818 #18784A

square

#1A1878 #781846 #767818 #18784A

split-complementary

#1A1878 #784A18 #467818

monochromatic

#06051A #0F0E45 #1A1878 #2522AB #3734D6

Accessibility & contrast

On white

14.52

#1A1878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1A1878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1878

14.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1878	#FFFFFF	#000000	##FFFFFF
##1A1878	1.00	14.52	1.45	14.52
#FFFFFF	14.52	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7B

Deuteranopia (green-blind)

#002476

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1a1878;
/* rgb */ color: rgb(26, 24, 120);
/* oklch */ color: oklch(29.7% 0.155 272.6);

Tailwind

colors: {
  custom: {
    50: '#6857a0',
    500: '#1a1878',
    950: '#000000',
  },
}

SCSS

$custom: #1a1878;
$custom-light: #6857a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1878",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 120
  },
  "hsl": {
    "h": 241.25,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.2966,
    "c": 0.15482,
    "h": 272.6
  },
  "luminance": 0.02229
}

Semantic roles & 50–950 ramp

primary

#1A1878

secondary

#ABAD3F

accent

#EA3EE6

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #1A1878

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

Preview Lab → · Contrast checker → · Palette generator →