#1A1F85#1A1F85

#1A1F85 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.2% C 0.165 H 270.6°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#1A1F85
RGB	rgb(26, 31, 133)
HSL	hsl(237, 67%, 31%)
HSV	hsv(237, 80%, 52%)
CMYK	cmyk(80.5%, 76.7%, 0%, 47.8%)
CIE-LAB	lab(19.61, 35.70, -56.80)
CIE-LCH	lch(19.61, 67.09, 302.15°)
OKLab	oklab(32.2% 0.0016 -0.1645)
OKLCH	oklch(32.2% 0.165 270.6)
XYZ	xyz(5.1482, 2.8925, 22.4727)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1F85 #85801A

analogous

#1A5485 #1A1F85 #4A1A85

triadic

#1A1F85 #851A1F #1F851A

tetradic

#1A1F85 #851A54 #85801A #1A854A

square

#1A1F85 #851A54 #85801A #1A854A

split-complementary

#1A1F85 #854A1A #54851A

monochromatic

#06071F #101352 #1A1F85 #242BB8 #4047DA

Accessibility & contrast

On white

13.30

#1A1F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1A1F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1F85

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1F85	#FFFFFF	#000000	##FFFFFF
##1A1F85	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003588

Deuteranopia (green-blind)

#002A83

Tritanopia (blue-blind)

#003D50

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a1f85;
/* rgb */ color: rgb(26, 31, 133);
/* oklch */ color: oklch(32.2% 0.165 270.6);

Tailwind

colors: {
  custom: {
    50: '#6b5caa',
    500: '#1a1f85',
    950: '#000000',
  },
}

SCSS

$custom: #1a1f85;
$custom-light: #6b5caa;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1f85",
  "rgb": {
    "r": 26,
    "g": 31,
    "b": 133
  },
  "hsl": {
    "h": 237.196,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.322,
    "c": 0.16451,
    "h": 270.6
  },
  "luminance": 0.02893
}

Semantic roles & 50–950 ramp

primary

#1A1F85

secondary

#B8B342

accent

#E23EEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1F85

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

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