#1A43A0#1A43A0

#1A43A0 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.6% C 0.158 H 263.2°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#1A43A0
RGB	rgb(26, 67, 160)
HSL	hsl(222, 72%, 36%)
HSV	hsv(222, 84%, 63%)
CMYK	cmyk(83.8%, 58.1%, 0%, 37.3%)
CIE-LAB	lab(31.28, 22.20, -54.30)
CIE-LCH	lch(31.28, 58.66, 292.24°)
OKLab	oklab(41.56% -0.0186 -0.1569)
OKLCH	oklch(41.56% 0.158 263.2)
XYZ	xyz(8.7760, 6.7709, 34.0953)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A43A0 #A0771A

analogous

#1A86A0 #1A43A0 #341AA0

triadic

#1A43A0 #A01A43 #43A01A

tetradic

#1A43A0 #A01A86 #A0771A #1AA034

square

#1A43A0 #A01A86 #A0771A #1AA034

split-complementary

#1A43A0 #A0341A #86A01A

monochromatic

#091737 #112D6B #1A43A0 #2359D5 #527EE3

Accessibility & contrast

On white

8.92

#1A43A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1A43A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A43A0

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A43A0	#FFFFFF	#000000	##FFFFFF
##1A43A0	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A3

Deuteranopia (green-blind)

#00449E

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1a43a0;
/* rgb */ color: rgb(26, 67, 160);
/* oklch */ color: oklch(41.6% 0.158 263.2);

Tailwind

colors: {
  custom: {
    50: '#6f76bd',
    500: '#1a43a0',
    950: '#000000',
  },
}

SCSS

$custom: #1a43a0;
$custom-light: #6f76bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a43a0",
  "rgb": {
    "r": 26,
    "g": 67,
    "b": 160
  },
  "hsl": {
    "h": 221.642,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41555,
    "c": 0.15802,
    "h": 263.2
  },
  "luminance": 0.06772
}

Semantic roles & 50–950 ramp

primary

#1A43A0

secondary

#C5A250

accent

#B739EF

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1A43A0

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

Preview Lab → · Contrast checker → · Palette generator →