#1A1580#1A1580

#1A1580 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.168 H 272.1°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#1A1580
RGB	rgb(26, 21, 128)
HSL	hsl(243, 72%, 29%)
HSV	hsv(243, 84%, 50%)
CMYK	cmyk(79.7%, 83.6%, 0%, 49.8%)
CIE-LAB	lab(17.06, 39.59, -57.86)
CIE-LCH	lch(17.06, 70.11, 304.38°)
OKLab	oklab(30.23% 0.0062 -0.1674)
OKLCH	oklch(30.23% 0.168 272.1)
XYZ	xyz(4.5891, 2.3140, 20.6227)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1580 #7B8015

analogous

#154680 #1A1580 #501580

triadic

#1A1580 #801A15 #15801A

tetradic

#1A1580 #801546 #7B8015 #158050

square

#1A1580 #801546 #7B8015 #158050

split-complementary

#1A1580 #805015 #468015

monochromatic

#05041A #0F0C4B #1A1580 #251EB5 #3A32DD

Accessibility & contrast

On white

14.36

#1A1580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1A1580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1580

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1580	#FFFFFF	#000000	##FFFFFF
##1A1580	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F83

Deuteranopia (green-blind)

#00257E

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1a1580;
/* rgb */ color: rgb(26, 21, 128);
/* oklch */ color: oklch(30.2% 0.168 272.1);

Tailwind

colors: {
  custom: {
    50: '#6b56a6',
    500: '#1a1580',
    950: '#000000',
  },
}

SCSS

$custom: #1a1580;
$custom-light: #6b56a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1580",
  "rgb": {
    "r": 26,
    "g": 21,
    "b": 128
  },
  "hsl": {
    "h": 242.804,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30232,
    "c": 0.16756,
    "h": 272.1
  },
  "luminance": 0.02314
}

Semantic roles & 50–950 ramp

primary

#1A1580

secondary

#AFB53C

accent

#EF39E6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1A1580

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

Preview Lab → · Contrast checker → · Palette generator →