#1A3085#1A3085

#1A3085 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.145 H 267.1°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#1A3085
RGB	rgb(26, 48, 133)
HSL	hsl(228, 67%, 31%)
HSV	hsv(228, 80%, 52%)
CMYK	cmyk(80.5%, 63.9%, 0%, 47.8%)
CIE-LAB	lab(23.76, 24.51, -49.98)
CIE-LCH	lch(23.76, 55.66, 296.13°)
OKLab	oklab(35.22% -0.0073 -0.1445)
OKLCH	oklch(35.22% 0.145 267.1)
XYZ	xyz(5.7151, 4.0263, 22.6617)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3085 #856F1A

analogous

#1A6585 #1A3085 #391A85

triadic

#1A3085 #851A30 #30851A

tetradic

#1A3085 #851A65 #856F1A #1A8539

square

#1A3085 #851A65 #856F1A #1A8539

split-complementary

#1A3085 #85391A #65851A

monochromatic

#060B1F #101E52 #1A3085 #2442B8 #405FDA

Accessibility & contrast

On white

11.63

#1A3085 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1A3085 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3085

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3085	#FFFFFF	#000000	##FFFFFF
##1A3085	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#003483

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1a3085;
/* rgb */ color: rgb(26, 48, 133);
/* oklch */ color: oklch(35.2% 0.145 267.1);

Tailwind

colors: {
  custom: {
    50: '#6a68a9',
    500: '#1a3085',
    950: '#000000',
  },
}

SCSS

$custom: #1a3085;
$custom-light: #6a68a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3085",
  "rgb": {
    "r": 26,
    "g": 48,
    "b": 133
  },
  "hsl": {
    "h": 227.664,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35215,
    "c": 0.14471,
    "h": 267.1
  },
  "luminance": 0.04027
}

Semantic roles & 50–950 ramp

primary

#1A3085

secondary

#B8A042

accent

#C73EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A3085

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

Preview Lab → · Contrast checker → · Palette generator →