#1A189E#1A189E

#1A189E is a dark, highly saturated blue. Relative luminance 0.033; OKLCH L 34.3% C 0.201 H 269.6°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#1A189E
RGB	rgb(26, 24, 158)
HSL	hsl(241, 74%, 36%)
HSV	hsv(241, 85%, 62%)
CMYK	cmyk(83.5%, 84.8%, 0%, 38%)
CIE-LAB	lab(21.36, 47.77, -69.41)
CIE-LCH	lch(21.36, 84.26, 304.54°)
OKLab	oklab(34.3% -0.0015 -0.2009)
OKLCH	oklch(34.3% 0.201 269.6)
XYZ	xyz(6.9221, 3.3407, 32.6211)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A189E #9C9E18

analogous

#18599E #1A189E #5D189E

triadic

#1A189E #9E1A18 #189E1A

tetradic

#1A189E #9E1859 #9C9E18 #189E5D

square

#1A189E #9E1859 #9C9E18 #189E5D

split-complementary

#1A189E #9E5D18 #599E18

monochromatic

#090834 #111069 #1A189E #2320D3 #4F4DE4

Accessibility & contrast

On white

12.59

#1A189E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1A189E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A189E

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A189E	#FFFFFF	#000000	##FFFFFF
##1A189E	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA2

Deuteranopia (green-blind)

#002C9C

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a189e;
/* rgb */ color: rgb(26, 24, 158);
/* oklch */ color: oklch(34.3% 0.201 269.6);

Tailwind

colors: {
  custom: {
    50: '#735abc',
    500: '#1a189e',
    950: '#000000',
  },
}

SCSS

$custom: #1a189e;
$custom-light: #735abc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a189e",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 158
  },
  "hsl": {
    "h": 240.896,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.34303,
    "c": 0.20093,
    "h": 269.6
  },
  "luminance": 0.03342
}

Semantic roles & 50–950 ramp

primary

#1A189E

secondary

#C4C64C

accent

#F038EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1A189E

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

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