#1A1053#1A1053

#1A1053 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 24.2% C 0.114 H 280.4°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#1A1053
RGB	rgb(26, 16, 83)
HSL	hsl(249, 68%, 19%)
HSV	hsv(249, 81%, 33%)
CMYK	cmyk(68.7%, 80.7%, 0%, 67.5%)
CIE-LAB	lab(10.66, 26.96, -38.83)
CIE-LCH	lch(10.66, 47.27, 304.77°)
OKLab	oklab(24.17% 0.0206 -0.1121)
OKLCH	oklch(24.17% 0.114 280.4)
XYZ	xyz(2.1721, 1.2146, 8.3019)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1053 #495310

analogous

#102853 #1A1053 #3C1053

triadic

#1A1053 #531A10 #10531A

tetradic

#1A1053 #531028 #495310 #10533C

square

#1A1053 #531028 #495310 #10533C

split-complementary

#1A1053 #533C10 #285310

monochromatic

#08051A #0A0620 #1A1053 #2A1A86 #3A24BA

Accessibility & contrast

On white

16.89

#1A1053 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#1A1053 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1053

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1053	#FFFFFF	#000000	##FFFFFF
##1A1053	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F55

Deuteranopia (green-blind)

#001A52

Tritanopia (blue-blind)

#002330

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1a1053;
/* rgb */ color: rgb(26, 16, 83);
/* oklch */ color: oklch(24.2% 0.114 280.4);

Tailwind

colors: {
  custom: {
    50: '#604f84',
    500: '#1a1053',
    950: '#000000',
  },
}

SCSS

$custom: #1a1053;
$custom-light: #604f84;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1053",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 83
  },
  "hsl": {
    "h": 248.955,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.24167,
    "c": 0.11393,
    "h": 280.4
  },
  "luminance": 0.01215
}

Semantic roles & 50–950 ramp

primary

#1A1053

secondary

#7F8D32

accent

#EB3DD1

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #1A1053

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

Preview Lab → · Contrast checker → · Palette generator →