#1A3485#1A3485

#1A3485 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.0% C 0.140 H 265.9°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1A3485
RGB	rgb(26, 52, 133)
HSL	hsl(225, 67%, 31%)
HSV	hsv(225, 80%, 52%)
CMYK	cmyk(80.5%, 60.9%, 0%, 47.8%)
CIE-LAB	lab(24.85, 21.72, -48.19)
CIE-LCH	lch(24.85, 52.86, 294.27°)
OKLab	oklab(36.03% -0.01 -0.1392)
OKLCH	oklch(36.03% 0.14 265.9)
XYZ	xyz(5.8861, 4.3684, 22.7187)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3485 #856B1A

analogous

#1A6985 #1A3485 #351A85

triadic

#1A3485 #851A34 #34851A

tetradic

#1A3485 #851A69 #856B1A #1A8535

square

#1A3485 #851A69 #856B1A #1A8535

split-complementary

#1A3485 #85351A #69851A

monochromatic

#060C1F #102052 #1A3485 #2448B8 #4065DA

Accessibility & contrast

On white

11.21

#1A3485 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1A3485 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3485

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3485	#FFFFFF	#000000	##FFFFFF
##1A3485	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004088

Deuteranopia (green-blind)

#003683

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1a3485;
/* rgb */ color: rgb(26, 52, 133);
/* oklch */ color: oklch(36.0% 0.140 265.9);

Tailwind

colors: {
  custom: {
    50: '#696ba9',
    500: '#1a3485',
    950: '#000000',
  },
}

SCSS

$custom: #1a3485;
$custom-light: #696ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3485",
  "rgb": {
    "r": 26,
    "g": 52,
    "b": 133
  },
  "hsl": {
    "h": 225.421,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3603,
    "c": 0.13959,
    "h": 265.9
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#1A3485

secondary

#B89C42

accent

#C03EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A3485

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

Preview Lab → · Contrast checker → · Palette generator →