#1A239D#1A239D

#1A239D is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.5% C 0.191 H 268.9°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#1A239D
RGB	rgb(26, 35, 157)
HSL	hsl(236, 72%, 36%)
HSV	hsv(236, 83%, 62%)
CMYK	cmyk(83.4%, 77.7%, 0%, 38.4%)
CIE-LAB	lab(23.19, 41.77, -65.77)
CIE-LCH	lch(23.19, 77.92, 302.42°)
OKLab	oklab(35.55% -0.0037 -0.1906)
OKLCH	oklch(35.55% 0.191 268.9)
XYZ	xyz(7.1107, 3.8551, 32.2611)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A239D #9D941A

analogous

#1A649D #1A239D #521A9D

triadic

#1A239D #9D1A23 #239D1A

tetradic

#1A239D #9D1A64 #9D941A #1A9D52

square

#1A239D #9D1A64 #9D941A #1A9D52

split-complementary

#1A239D #9D521A #649D1A

monochromatic

#090C34 #111768 #1A239D #232FD2 #4F5AE2

Accessibility & contrast

On white

11.86

#1A239D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1A239D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A239D

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A239D	#FFFFFF	#000000	##FFFFFF
##1A239D	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA0

Deuteranopia (green-blind)

#00319B

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1a239d;
/* rgb */ color: rgb(26, 35, 157);
/* oklch */ color: oklch(35.5% 0.191 268.9);

Tailwind

colors: {
  custom: {
    50: '#7160bb',
    500: '#1a239d',
    950: '#000000',
  },
}

SCSS

$custom: #1a239d;
$custom-light: #7160bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a239d",
  "rgb": {
    "r": 26,
    "g": 35,
    "b": 157
  },
  "hsl": {
    "h": 235.878,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.35545,
    "c": 0.19061,
    "h": 268.9
  },
  "luminance": 0.03856
}

Semantic roles & 50–950 ramp

primary

#1A239D

secondary

#C4BC4E

accent

#E239EE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090512

muted

#7B7981

Preview Lab

Preview with #1A239D

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

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