#1A1978#1A1978

#1A1978 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.154 H 272.4°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A1978
RGB	rgb(26, 25, 120)
HSL	hsl(241, 66%, 28%)
HSV	hsv(241, 79%, 47%)
CMYK	cmyk(78.3%, 79.2%, 0%, 52.9%)
CIE-LAB	lab(16.85, 34.66, -53.10)
CIE-LCH	lch(16.85, 63.41, 303.13°)
OKLab	oklab(29.8% 0.0066 -0.1537)
OKLCH	oklch(29.8% 0.154 272.4)
XYZ	xyz(4.1627, 2.2705, 17.9845)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1978 #777819

analogous

#194778 #1A1978 #491978

triadic

#1A1978 #781A19 #19781A

tetradic

#1A1978 #781947 #777819 #197849

square

#1A1978 #781947 #777819 #197849

split-complementary

#1A1978 #784919 #477819

monochromatic

#050519 #0F0E45 #1A1978 #2524AB #3836D5

Accessibility & contrast

On white

14.44

#1A1978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1A1978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1978

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1978	#FFFFFF	#000000	##FFFFFF
##1A1978	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7B

Deuteranopia (green-blind)

#002576

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1a1978;
/* rgb */ color: rgb(26, 25, 120);
/* oklch */ color: oklch(29.8% 0.154 272.4);

Tailwind

colors: {
  custom: {
    50: '#6857a0',
    500: '#1a1978',
    950: '#000000',
  },
}

SCSS

$custom: #1a1978;
$custom-light: #6857a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1978",
  "rgb": {
    "r": 26,
    "g": 25,
    "b": 120
  },
  "hsl": {
    "h": 240.632,
    "s": 65.517,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29803,
    "c": 0.15383,
    "h": 272.4
  },
  "luminance": 0.02271
}

Semantic roles & 50–950 ramp

primary

#1A1978

secondary

#ACAD40

accent

#E83FE7

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #1A1978

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

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