#1A1055#1A1055

#1A1055 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 24.4% C 0.117 H 279.9°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#1A1055
RGB	rgb(26, 16, 85)
HSL	hsl(249, 68%, 20%)
HSV	hsv(249, 81%, 33%)
CMYK	cmyk(69.4%, 81.2%, 0%, 66.7%)
CIE-LAB	lab(10.89, 27.66, -39.83)
CIE-LCH	lch(10.89, 48.49, 304.79°)
OKLab	oklab(24.4% 0.02 -0.1149)
OKLCH	oklch(24.4% 0.117 279.9)
XYZ	xyz(2.2505, 1.2459, 8.7145)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1055 #4B5510

analogous

#102855 #1A1055 #3D1055

triadic

#1A1055 #551A10 #10551A

tetradic

#1A1055 #551028 #4B5510 #10553D

square

#1A1055 #551028 #4B5510 #10553D

split-complementary

#1A1055 #553D10 #285510

monochromatic

#08051A #0A0621 #1A1055 #2A1A89 #3A23BC

Accessibility & contrast

On white

16.81

#1A1055 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1A1055 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1055

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1055	#FFFFFF	#000000	##FFFFFF
##1A1055	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002057

Deuteranopia (green-blind)

#001B54

Tritanopia (blue-blind)

#002431

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1a1055;
/* rgb */ color: rgb(26, 16, 85);
/* oklch */ color: oklch(24.4% 0.117 279.9);

Tailwind

colors: {
  custom: {
    50: '#605086',
    500: '#1a1055',
    950: '#000000',
  },
}

SCSS

$custom: #1a1055;
$custom-light: #605086;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1055",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 85
  },
  "hsl": {
    "h": 248.696,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24396,
    "c": 0.11668,
    "h": 279.9
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#1A1055

secondary

#818F32

accent

#EB3DD2

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05020B

muted

#7A787C

Preview Lab

Preview with #1A1055

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

Preview Lab → · Contrast checker → · Palette generator →