#1A2DA0#1A2DA0

#1A2DA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.184 H 267.7°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#1A2DA0
RGB	rgb(26, 45, 160)
HSL	hsl(231, 72%, 36%)
HSV	hsv(231, 84%, 63%)
CMYK	cmyk(83.8%, 71.9%, 0%, 37.3%)
CIE-LAB	lab(25.66, 36.83, -63.50)
CIE-LCH	lch(25.66, 73.41, 300.11°)
OKLab	oklab(37.41% -0.0074 -0.184)
OKLCH	oklch(37.41% 0.184 267.7)
XYZ	xyz(7.7073, 4.6335, 33.7390)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2DA0 #A08D1A

analogous

#1A70A0 #1A2DA0 #4A1AA0

triadic

#1A2DA0 #A01A2D #2DA01A

tetradic

#1A2DA0 #A01A70 #A08D1A #1AA04A

square

#1A2DA0 #A01A70 #A08D1A #1AA04A

split-complementary

#1A2DA0 #A04A1A #70A01A

monochromatic

#090F37 #111E6B #1A2DA0 #233CD5 #5266E3

Accessibility & contrast

On white

10.90

#1A2DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1A2DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2DA0

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2DA0	#FFFFFF	#000000	##FFFFFF
##1A2DA0	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1a2da0;
/* rgb */ color: rgb(26, 45, 160);
/* oklch */ color: oklch(37.4% 0.184 267.7);

Tailwind

colors: {
  custom: {
    50: '#7166bd',
    500: '#1a2da0',
    950: '#000000',
  },
}

SCSS

$custom: #1a2da0;
$custom-light: #7166bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2da0",
  "rgb": {
    "r": 26,
    "g": 45,
    "b": 160
  },
  "hsl": {
    "h": 231.493,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37412,
    "c": 0.1842,
    "h": 267.7
  },
  "luminance": 0.04634
}

Semantic roles & 50–950 ramp

primary

#1A2DA0

secondary

#C5B550

accent

#D539EF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1A2DA0

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

Preview Lab → · Contrast checker → · Palette generator →