#1A2B79#1A2B79

#1A2B79 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.134 H 268.4°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B79
RGB	rgb(26, 43, 121)
HSL	hsl(229, 65%, 29%)
HSV	hsv(229, 79%, 47%)
CMYK	cmyk(78.5%, 64.5%, 0%, 52.5%)
CIE-LAB	lab(21.31, 23.22, -46.40)
CIE-LCH	lch(21.31, 51.89, 296.59°)
OKLab	oklab(33.06% -0.0038 -0.1341)
OKLCH	oklch(33.06% 0.134 268.4)
XYZ	xyz(4.7399, 3.3273, 18.4779)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B79 #79681A

analogous

#1A5B79 #1A2B79 #391A79

triadic

#1A2B79 #791A2B #2B791A

tetradic

#1A2B79 #791A5B #79681A #1A7939

square

#1A2B79 #791A5B #79681A #1A7939

split-complementary

#1A2B79 #79391A #5B791A

monochromatic

#050919 #0F1947 #1A2B79 #253DAB #3955D4

Accessibility & contrast

On white

12.61

#1A2B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1A2B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B79

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B79	#FFFFFF	#000000	##FFFFFF
##1A2B79	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387C

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a2b79;
/* rgb */ color: rgb(26, 43, 121);
/* oklch */ color: oklch(33.1% 0.134 268.4);

Tailwind

colors: {
  custom: {
    50: '#6764a0',
    500: '#1a2b79',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b79;
$custom-light: #6764a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b79",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 121
  },
  "hsl": {
    "h": 229.263,
    "s": 64.626,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33064,
    "c": 0.13417,
    "h": 268.4
  },
  "luminance": 0.03328
}

Semantic roles & 50–950 ramp

primary

#1A2B79

secondary

#AD9A41

accent

#CA40E8

background

#F6F5FA

surface

#EBEAF3

border

#C6C6CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1A2B79

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

Preview Lab → · Contrast checker → · Palette generator →