#1A2C79#1A2C79

#1A2C79 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.3% C 0.133 H 268.1°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#1A2C79
RGB	rgb(26, 44, 121)
HSL	hsl(229, 65%, 29%)
HSV	hsv(229, 79%, 47%)
CMYK	cmyk(78.5%, 63.6%, 0%, 52.5%)
CIE-LAB	lab(21.58, 22.52, -45.96)
CIE-LCH	lch(21.58, 51.18, 296.11°)
OKLab	oklab(33.27% -0.0045 -0.1328)
OKLCH	oklch(33.27% 0.133 268.1)
XYZ	xyz(4.7767, 3.4009, 18.4902)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2C79 #79671A

analogous

#1A5C79 #1A2C79 #381A79

triadic

#1A2C79 #791A2C #2C791A

tetradic

#1A2C79 #791A5C #79671A #1A7938

square

#1A2C79 #791A5C #79671A #1A7938

split-complementary

#1A2C79 #79381A #5C791A

monochromatic

#050919 #0F1A47 #1A2C79 #253EAB #3956D4

Accessibility & contrast

On white

12.50

#1A2C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1A2C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2C79

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2C79	#FFFFFF	#000000	##FFFFFF
##1A2C79	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387C

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#00404E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a2c79;
/* rgb */ color: rgb(26, 44, 121);
/* oklch */ color: oklch(33.3% 0.133 268.1);

Tailwind

colors: {
  custom: {
    50: '#6764a0',
    500: '#1a2c79',
    950: '#000000',
  },
}

SCSS

$custom: #1a2c79;
$custom-light: #6764a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2c79",
  "rgb": {
    "r": 26,
    "g": 44,
    "b": 121
  },
  "hsl": {
    "h": 228.632,
    "s": 64.626,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33266,
    "c": 0.13288,
    "h": 268.1
  },
  "luminance": 0.03401
}

Semantic roles & 50–950 ramp

primary

#1A2C79

secondary

#AD9941

accent

#C840E8

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1A2C79

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

Preview Lab → · Contrast checker → · Palette generator →