#1A3084#1A3084

#1A3084 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.1% C 0.143 H 267.1°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#1A3084
RGB	rgb(26, 48, 132)
HSL	hsl(228, 67%, 31%)
HSV	hsv(228, 80%, 52%)
CMYK	cmyk(80.3%, 63.6%, 0%, 48.2%)
CIE-LAB	lab(23.67, 24.12, -49.50)
CIE-LCH	lch(23.67, 55.06, 295.98°)
OKLab	oklab(35.12% -0.0073 -0.1431)
OKLCH	oklch(35.12% 0.143 267.1)
XYZ	xyz(5.6464, 3.9988, 22.2996)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3084 #846E1A

analogous

#1A6584 #1A3084 #391A84

triadic

#1A3084 #841A30 #30841A

tetradic

#1A3084 #841A65 #846E1A #1A8439

square

#1A3084 #841A65 #846E1A #1A8439

split-complementary

#1A3084 #84391A #65841A

monochromatic

#060B1E #101D51 #1A3084 #2443B7 #3F5FD9

Accessibility & contrast

On white

11.67

#1A3084 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1A3084 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3084

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3084	#FFFFFF	#000000	##FFFFFF
##1A3084	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1a3084;
/* rgb */ color: rgb(26, 48, 132);
/* oklch */ color: oklch(35.1% 0.143 267.1);

Tailwind

colors: {
  custom: {
    50: '#6968a9',
    500: '#1a3084',
    950: '#000000',
  },
}

SCSS

$custom: #1a3084;
$custom-light: #6968a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3084",
  "rgb": {
    "r": 26,
    "g": 48,
    "b": 132
  },
  "hsl": {
    "h": 227.547,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3512,
    "c": 0.14332,
    "h": 267.1
  },
  "luminance": 0.03999
}

Semantic roles & 50–950 ramp

primary

#1A3084

secondary

#B89F42

accent

#C63EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A3084

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

Preview Lab → · Contrast checker → · Palette generator →