#1A4A90#1A4A90

#1A4A90 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 41.8% C 0.127 H 258.4°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#1A4A90
RGB	rgb(26, 74, 144)
HSL	hsl(216, 69%, 33%)
HSV	hsv(216, 82%, 56%)
CMYK	cmyk(81.9%, 48.6%, 0%, 43.5%)
CIE-LAB	lab(32.10, 10.94, -43.24)
CIE-LCH	lch(32.10, 44.61, 284.20°)
OKLab	oklab(41.8% -0.0255 -0.1243)
OKLCH	oklch(41.8% 0.127 258.4)
XYZ	xyz(7.9070, 7.1298, 27.3396)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4A90 #90601A

analogous

#1A8590 #1A4A90 #251A90

triadic

#1A4A90 #901A4A #4A901A

tetradic

#1A4A90 #901A85 #90601A #1A9025

square

#1A4A90 #901A85 #90601A #1A9025

split-complementary

#1A4A90 #90251A #85901A

monochromatic

#071528 #112F5C #1A4A90 #2365C4 #4784DE

Accessibility & contrast

On white

8.66

#1A4A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1A4A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4A90

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4A90	#FFFFFF	#000000	##FFFFFF
##1A4A90	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235193

Deuteranopia (green-blind)

#00478F

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1a4a90;
/* rgb */ color: rgb(26, 74, 144);
/* oklch */ color: oklch(41.8% 0.127 258.4);

Tailwind

colors: {
  custom: {
    50: '#6b7bb1',
    500: '#1a4a90',
    950: '#000000',
  },
}

SCSS

$custom: #1a4a90;
$custom-light: #6b7bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4a90",
  "rgb": {
    "r": 26,
    "g": 74,
    "b": 144
  },
  "hsl": {
    "h": 215.593,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.41801,
    "c": 0.12687,
    "h": 258.4
  },
  "luminance": 0.07131
}

Semantic roles & 50–950 ramp

primary

#1A4A90

secondary

#BF8E47

accent

#A43CEC

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080911

muted

#7A7B80

Preview Lab

Preview with #1A4A90

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

Preview Lab → · Contrast checker → · Palette generator →