#1A2B8D#1A2B8D

#1A2B8D is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.1% C 0.162 H 268.3°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B8D
RGB	rgb(26, 43, 141)
HSL	hsl(231, 69%, 33%)
HSV	hsv(231, 82%, 55%)
CMYK	cmyk(81.6%, 69.5%, 0%, 44.7%)
CIE-LAB	lab(23.24, 31.02, -55.82)
CIE-LCH	lch(23.24, 63.86, 299.06°)
OKLab	oklab(35.07% -0.0048 -0.1617)
OKLCH	oklch(35.07% 0.162 268.3)
XYZ	xyz(6.0959, 3.8697, 25.6198)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B8D #8D7C1A

analogous

#1A658D #1A2B8D #421A8D

triadic

#1A2B8D #8D1A2B #2B8D1A

tetradic

#1A2B8D #8D1A65 #8D7C1A #1A8D42

square

#1A2B8D #8D1A65 #8D7C1A #1A8D42

split-complementary

#1A2B8D #8D421A #658D1A

monochromatic

#070B26 #101B59 #1A2B8D #243BC1 #455BDD

Accessibility & contrast

On white

11.84

#1A2B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1A2B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B8D

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B8D	#FFFFFF	#000000	##FFFFFF
##1A2B8D	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1a2b8d;
/* rgb */ color: rgb(26, 43, 141);
/* oklch */ color: oklch(35.1% 0.162 268.3);

Tailwind

colors: {
  custom: {
    50: '#6c64af',
    500: '#1a2b8d',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b8d;
$custom-light: #6c64af;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b8d",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 141
  },
  "hsl": {
    "h": 231.13,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35066,
    "c": 0.16175,
    "h": 268.3
  },
  "luminance": 0.0387
}

Semantic roles & 50–950 ramp

primary

#1A2B8D

secondary

#BEAC45

accent

#D23CEC

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080511

muted

#7B7A80

Preview Lab

Preview with #1A2B8D

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

Preview Lab → · Contrast checker → · Palette generator →