#1A189F#1A189F

#1A189F is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.4% C 0.202 H 269.5°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#1A189F
RGB	rgb(26, 24, 159)
HSL	hsl(241, 74%, 36%)
HSV	hsv(241, 85%, 62%)
CMYK	cmyk(83.6%, 84.9%, 0%, 37.6%)
CIE-LAB	lab(21.49, 48.08, -69.81)
CIE-LCH	lch(21.49, 84.77, 304.56°)
OKLab	oklab(34.43% -0.0018 -0.2021)
OKLCH	oklch(34.43% 0.202 269.5)
XYZ	xyz(7.0085, 3.3752, 33.0763)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A189F #9D9F18

analogous

#18599F #1A189F #5D189F

triadic

#1A189F #9F1A18 #189F1A

tetradic

#1A189F #9F1859 #9D9F18 #189F5D

square

#1A189F #9F1859 #9D9F18 #189F5D

split-complementary

#1A189F #9F5D18 #599F18

monochromatic

#090835 #11106A #1A189F #2320D4 #4F4DE4

Accessibility & contrast

On white

12.54

#1A189F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1A189F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A189F

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A189F	#FFFFFF	#000000	##FFFFFF
##1A189F	1.00	12.54	1.68	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA3

Deuteranopia (green-blind)

#002C9D

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a189f;
/* rgb */ color: rgb(26, 24, 159);
/* oklch */ color: oklch(34.4% 0.202 269.5);

Tailwind

colors: {
  custom: {
    50: '#735abd',
    500: '#1a189f',
    950: '#000000',
  },
}

SCSS

$custom: #1a189f;
$custom-light: #735abd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a189f",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 159
  },
  "hsl": {
    "h": 240.889,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34428,
    "c": 0.20208,
    "h": 269.5
  },
  "luminance": 0.03376
}

Semantic roles & 50–950 ramp

primary

#1A189F

secondary

#C4C64D

accent

#F037EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1A189F

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

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