#1A147C#1A147C

#1A147C is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.163 H 272.6°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#1A147C
RGB	rgb(26, 20, 124)
HSL	hsl(243, 72%, 28%)
HSV	hsv(243, 84%, 49%)
CMYK	cmyk(79%, 83.9%, 0%, 51.4%)
CIE-LAB	lab(16.38, 38.78, -56.44)
CIE-LCH	lch(16.38, 68.48, 304.49°)
OKLab	oklab(29.62% 0.0075 -0.1633)
OKLCH	oklch(29.62% 0.163 272.6)
XYZ	xyz(4.3130, 2.1747, 19.2573)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A147C #767C14

analogous

#14427C #1A147C #4E147C

triadic

#1A147C #7C1A14 #147C1A

tetradic

#1A147C #7C1442 #767C14 #147C4E

square

#1A147C #7C1442 #767C14 #147C4E

split-complementary

#1A147C #7C4E14 #427C14

monochromatic

#06041A #0F0B47 #1A147C #251DB1 #372DDD

Accessibility & contrast

On white

14.63

#1A147C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1A147C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A147C

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A147C	#FFFFFF	#000000	##FFFFFF
##1A147C	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7F

Deuteranopia (green-blind)

#00237A

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1a147c;
/* rgb */ color: rgb(26, 20, 124);
/* oklch */ color: oklch(29.6% 0.163 272.6);

Tailwind

colors: {
  custom: {
    50: '#6a55a3',
    500: '#1a147c',
    950: '#000000',
  },
}

SCSS

$custom: #1a147c;
$custom-light: #6a55a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1a147c",
  "rgb": {
    "r": 26,
    "g": 20,
    "b": 124
  },
  "hsl": {
    "h": 243.462,
    "s": 72.222,
    "l": 28.235
  },
  "oklch": {
    "l": 0.29617,
    "c": 0.16347,
    "h": 272.6
  },
  "luminance": 0.02175
}

Semantic roles & 50–950 ramp

primary

#1A147C

secondary

#ABB23A

accent

#EF39E4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1A147C

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

Preview Lab → · Contrast checker → · Palette generator →