#1A1C84#1A1C84

#1A1C84 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.6% C 0.166 H 271.0°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#1A1C84
RGB	rgb(26, 28, 132)
HSL	hsl(239, 67%, 31%)
HSV	hsv(239, 80%, 52%)
CMYK	cmyk(80.3%, 78.8%, 0%, 48.2%)
CIE-LAB	lab(18.87, 37.12, -57.40)
CIE-LCH	lch(18.87, 68.35, 302.89°)
OKLab	oklab(31.64% 0.0029 -0.1662)
OKLCH	oklch(31.64% 0.166 271)
XYZ	xyz(5.0047, 2.7155, 22.0857)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1C84 #84821A

analogous

#1A5184 #1A1C84 #4D1A84

triadic

#1A1C84 #841A1C #1C841A

tetradic

#1A1C84 #841A51 #84821A #1A844D

square

#1A1C84 #841A51 #84821A #1A844D

split-complementary

#1A1C84 #844D1A #51841A

monochromatic

#06061E #101151 #1A1C84 #2427B7 #3F42D9

Accessibility & contrast

On white

13.61

#1A1C84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A1C84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1C84

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1C84	#FFFFFF	#000000	##FFFFFF
##1A1C84	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003387

Deuteranopia (green-blind)

#002882

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a1c84;
/* rgb */ color: rgb(26, 28, 132);
/* oklch */ color: oklch(31.6% 0.166 271.0);

Tailwind

colors: {
  custom: {
    50: '#6b5aa9',
    500: '#1a1c84',
    950: '#000000',
  },
}

SCSS

$custom: #1a1c84;
$custom-light: #6b5aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1c84",
  "rgb": {
    "r": 26,
    "g": 28,
    "b": 132
  },
  "hsl": {
    "h": 238.868,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31641,
    "c": 0.16623,
    "h": 271
  },
  "luminance": 0.02716
}

Semantic roles & 50–950 ramp

primary

#1A1C84

secondary

#B8B542

accent

#E73EEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1C84

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

Preview Lab → · Contrast checker → · Palette generator →