#1A1D8A#1A1D8A

#1A1D8A is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.173 H 270.5°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#1A1D8A
RGB	rgb(26, 29, 138)
HSL	hsl(238, 68%, 32%)
HSV	hsv(238, 81%, 54%)
CMYK	cmyk(81.2%, 79%, 0%, 45.9%)
CIE-LAB	lab(19.77, 38.63, -59.67)
CIE-LCH	lch(19.77, 71.08, 302.92°)
OKLab	oklab(32.49% 0.0014 -0.1728)
OKLCH	oklch(32.49% 0.173 270.5)
XYZ	xyz(5.4513, 2.9327, 24.3186)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1D8A #8A871A

analogous

#1A558A #1A1D8A #4F1A8A

triadic

#1A1D8A #8A1A1D #1D8A1A

tetradic

#1A1D8A #8A1A55 #8A871A #1A8A4F

square

#1A1D8A #8A1A55 #8A871A #1A8A4F

split-complementary

#1A1D8A #8A4F1A #558A1A

monochromatic

#070723 #101257 #1A1D8A #2428BD #4347DC

Accessibility & contrast

On white

13.24

#1A1D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1A1D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1D8A

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1D8A	#FFFFFF	#000000	##FFFFFF
##1A1D8A	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358D

Deuteranopia (green-blind)

#002A88

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1a1d8a;
/* rgb */ color: rgb(26, 29, 138);
/* oklch */ color: oklch(32.5% 0.173 270.5);

Tailwind

colors: {
  custom: {
    50: '#6d5bad',
    500: '#1a1d8a',
    950: '#000000',
  },
}

SCSS

$custom: #1a1d8a;
$custom-light: #6d5bad;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1d8a",
  "rgb": {
    "r": 26,
    "g": 29,
    "b": 138
  },
  "hsl": {
    "h": 238.393,
    "s": 68.293,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32486,
    "c": 0.17281,
    "h": 270.5
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#1A1D8A

secondary

#BDB943

accent

#E63DEB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1D8A

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

Preview Lab → · Contrast checker → · Palette generator →