#1A2B80#1A2B80

#1A2B80 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.7% C 0.144 H 268.4°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B80
RGB	rgb(26, 43, 128)
HSL	hsl(230, 66%, 30%)
HSV	hsv(230, 80%, 50%)
CMYK	cmyk(79.7%, 66.4%, 0%, 49.8%)
CIE-LAB	lab(21.96, 25.99, -49.77)
CIE-LCH	lch(21.96, 56.15, 297.57°)
OKLab	oklab(33.75% -0.004 -0.144)
OKLCH	oklch(33.75% 0.144 268.4)
XYZ	xyz(5.1848, 3.5053, 20.8212)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B80 #806F1A

analogous

#1A5E80 #1A2B80 #3C1A80

triadic

#1A2B80 #801A2B #2B801A

tetradic

#1A2B80 #801A5E #806F1A #1A803C

square

#1A2B80 #801A5E #806F1A #1A803C

split-complementary

#1A2B80 #803C1A #5E801A

monochromatic

#05091A #101A4D #1A2B80 #243CB3 #3D57D8

Accessibility & contrast

On white

12.34

#1A2B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1A2B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B80

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B80	#FFFFFF	#000000	##FFFFFF
##1A2B80	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003983

Deuteranopia (green-blind)

#00307E

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a2b80;
/* rgb */ color: rgb(26, 43, 128);
/* oklch */ color: oklch(33.7% 0.144 268.4);

Tailwind

colors: {
  custom: {
    50: '#6964a6',
    500: '#1a2b80',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b80;
$custom-light: #6964a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b80",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 128
  },
  "hsl": {
    "h": 230,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.33748,
    "c": 0.14405,
    "h": 268.4
  },
  "luminance": 0.03506
}

Semantic roles & 50–950 ramp

primary

#1A2B80

secondary

#B4A142

accent

#CD3FE9

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1A2B80

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

Preview Lab → · Contrast checker → · Palette generator →