#1A2580#1A2580

#1A2580 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.6% C 0.151 H 269.8°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#1A2580
RGB	rgb(26, 37, 128)
HSL	hsl(234, 66%, 30%)
HSV	hsv(234, 80%, 50%)
CMYK	cmyk(79.7%, 71.1%, 0%, 49.8%)
CIE-LAB	lab(20.44, 30.05, -52.27)
CIE-LCH	lch(20.44, 60.29, 299.89°)
OKLab	oklab(32.64% -0.0005 -0.1513)
OKLCH	oklch(32.64% 0.151 269.8)
XYZ	xyz(4.9825, 3.1007, 20.7538)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2580 #80751A

analogous

#1A5880 #1A2580 #421A80

triadic

#1A2580 #801A25 #25801A

tetradic

#1A2580 #801A58 #80751A #1A8042

square

#1A2580 #801A58 #80751A #1A8042

split-complementary

#1A2580 #80421A #58801A

monochromatic

#05081A #10164D #1A2580 #2434B3 #3D4ED8

Accessibility & contrast

On white

12.96

#1A2580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1A2580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2580

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2580	#FFFFFF	#000000	##FFFFFF
##1A2580	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003683

Deuteranopia (green-blind)

#002C7E

Tritanopia (blue-blind)

#003E4F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a2580;
/* rgb */ color: rgb(26, 37, 128);
/* oklch */ color: oklch(32.6% 0.151 269.8);

Tailwind

colors: {
  custom: {
    50: '#6960a6',
    500: '#1a2580',
    950: '#000000',
  },
}

SCSS

$custom: #1a2580;
$custom-light: #6960a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2580",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 128
  },
  "hsl": {
    "h": 233.529,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.32638,
    "c": 0.15132,
    "h": 269.8
  },
  "luminance": 0.03101
}

Semantic roles & 50–950 ramp

primary

#1A2580

secondary

#B4A842

accent

#D73FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A2580

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

Preview Lab → · Contrast checker → · Palette generator →