#1A1B85#1A1B85

#1A1B85 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.6% C 0.168 H 271.1°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#1A1B85
RGB	rgb(26, 27, 133)
HSL	hsl(239, 67%, 31%)
HSV	hsv(239, 80%, 52%)
CMYK	cmyk(80.5%, 79.7%, 0%, 47.8%)
CIE-LAB	lab(18.78, 38.04, -58.16)
CIE-LCH	lch(18.78, 69.50, 303.18°)
OKLab	oklab(31.62% 0.0031 -0.1684)
OKLCH	oklch(31.62% 0.168 271.1)
XYZ	xyz(5.0501, 2.6964, 22.4400)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1B85 #85841A

analogous

#1A5085 #1A1B85 #4E1A85

triadic

#1A1B85 #851A1B #1B851A

tetradic

#1A1B85 #851A50 #85841A #1A854E

square

#1A1B85 #851A50 #85841A #1A854E

split-complementary

#1A1B85 #854E1A #50851A

monochromatic

#06061F #101152 #1A1B85 #2425B8 #4041DA

Accessibility & contrast

On white

13.64

#1A1B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A1B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1B85

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1B85	#FFFFFF	#000000	##FFFFFF
##1A1B85	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003388

Deuteranopia (green-blind)

#002883

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a1b85;
/* rgb */ color: rgb(26, 27, 133);
/* oklch */ color: oklch(31.6% 0.168 271.1);

Tailwind

colors: {
  custom: {
    50: '#6c59aa',
    500: '#1a1b85',
    950: '#000000',
  },
}

SCSS

$custom: #1a1b85;
$custom-light: #6c59aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1b85",
  "rgb": {
    "r": 26,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 239.439,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31618,
    "c": 0.16844,
    "h": 271.1
  },
  "luminance": 0.02697
}

Semantic roles & 50–950 ramp

primary

#1A1B85

secondary

#B8B742

accent

#E93EEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1B85

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

Preview Lab → · Contrast checker → · Palette generator →