#1A2D83#1A2D83

#1A2D83 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.4% C 0.146 H 267.9°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#1A2D83
RGB	rgb(26, 45, 131)
HSL	hsl(229, 67%, 31%)
HSV	hsv(229, 80%, 51%)
CMYK	cmyk(80.2%, 65.6%, 0%, 48.6%)
CIE-LAB	lab(22.77, 25.79, -50.33)
CIE-LCH	lch(22.77, 56.56, 297.13°)
OKLab	oklab(34.43% -0.0054 -0.1456)
OKLCH	oklch(34.43% 0.146 267.9)
XYZ	xyz(5.4597, 3.7345, 21.9014)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2D83 #83701A

analogous

#1A6183 #1A2D83 #3B1A83

triadic

#1A2D83 #831A2D #2D831A

tetradic

#1A2D83 #831A61 #83701A #1A833B

square

#1A2D83 #831A61 #83701A #1A833B

split-complementary

#1A2D83 #833B1A #61831A

monochromatic

#060A1D #101B50 #1A2D83 #243FB6 #3F5AD9

Accessibility & contrast

On white

12.02

#1A2D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1A2D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2D83

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2D83	#FFFFFF	#000000	##FFFFFF
##1A2D83	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#003281

Tritanopia (blue-blind)

#004453

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1a2d83;
/* rgb */ color: rgb(26, 45, 131);
/* oklch */ color: oklch(34.4% 0.146 267.9);

Tailwind

colors: {
  custom: {
    50: '#6965a8',
    500: '#1a2d83',
    950: '#000000',
  },
}

SCSS

$custom: #1a2d83;
$custom-light: #6965a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2d83",
  "rgb": {
    "r": 26,
    "g": 45,
    "b": 131
  },
  "hsl": {
    "h": 229.143,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34431,
    "c": 0.14571,
    "h": 267.9
  },
  "luminance": 0.03735
}

Semantic roles & 50–950 ramp

primary

#1A2D83

secondary

#B7A242

accent

#CB3EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #1A2D83

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

Preview Lab → · Contrast checker → · Palette generator →