#1A1B60#1A1B60

#1A1B60 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.5% C 0.119 H 274.6°. Best body text is #FFFFFF at 15.33:1 contrast (WCAG AA passes).

Color values

HEX	#1A1B60
RGB	rgb(26, 27, 96)
HSL	hsl(239, 57%, 24%)
HSV	hsv(239, 73%, 38%)
CMYK	cmyk(72.9%, 71.9%, 0%, 62.4%)
CIE-LAB	lab(14.67, 24.57, -41.02)
CIE-LCH	lch(14.67, 47.81, 300.92°)
OKLab	oklab(27.46% 0.0096 -0.1185)
OKLCH	oklch(27.46% 0.119 274.6)
XYZ	xyz(2.9286, 1.8477, 11.2664)
Luminance	0.0185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1B60 #605F1A

analogous

#1A3E60 #1A1B60 #3C1A60

triadic

#1A1B60 #601A1B #1B601A

tetradic

#1A1B60 #601A3E #605F1A #1A603C

square

#1A1B60 #601A3E #605F1A #1A603C

split-complementary

#1A1B60 #603C1A #3E601A

monochromatic

#070718 #0D0D30 #1A1B60 #272990 #3436C0

Accessibility & contrast

On white

15.33

#1A1B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1A1B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1B60

15.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1B60	#FFFFFF	#000000	##FFFFFF
##1A1B60	1.00	15.33	1.37	15.33
#FFFFFF	15.33	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002862

Deuteranopia (green-blind)

#00225F

Tritanopia (blue-blind)

#002D3B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1a1b60;
/* rgb */ color: rgb(26, 27, 96);
/* oklch */ color: oklch(27.5% 0.119 274.6);

Tailwind

colors: {
  custom: {
    50: '#62578e',
    500: '#1a1b60',
    950: '#000000',
  },
}

SCSS

$custom: #1a1b60;
$custom-light: #62578e;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1b60",
  "rgb": {
    "r": 26,
    "g": 27,
    "b": 96
  },
  "hsl": {
    "h": 239.143,
    "s": 57.377,
    "l": 23.922
  },
  "oklch": {
    "l": 0.27455,
    "c": 0.11886,
    "h": 274.6
  },
  "luminance": 0.01848
}

Semantic roles & 50–950 ramp

primary

#1A1B60

secondary

#969540

accent

#DE47E1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #1A1B60

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

Preview Lab → · Contrast checker → · Palette generator →