#1A185B#1A185B

#1A185B is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.4% C 0.115 H 276.3°. Best body text is #FFFFFF at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#1A185B
RGB	rgb(26, 24, 91)
HSL	hsl(242, 58%, 23%)
HSV	hsv(242, 74%, 36%)
CMYK	cmyk(71.4%, 73.6%, 0%, 64.3%)
CIE-LAB	lab(13.40, 24.71, -39.76)
CIE-LCH	lch(13.40, 46.81, 301.86°)
OKLab	oklab(26.38% 0.0127 -0.1148)
OKLCH	oklch(26.38% 0.115 276.3)
XYZ	xyz(2.6403, 1.6280, 10.0706)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A185B #595B18

analogous

#18375B #1A185B #3B185B

triadic

#1A185B #5B1A18 #185B1A

tetradic

#1A185B #5B1837 #595B18 #185B3B

square

#1A185B #5B1837 #595B18 #185B3B

split-complementary

#1A185B #5B3B18 #375B18

monochromatic

#070618 #0C0B2B #1A185B #28258B #3632BC

Accessibility & contrast

On white

15.84

#1A185B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1A185B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A185B

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A185B	#FFFFFF	#000000	##FFFFFF
##1A185B	1.00	15.84	1.33	15.84
#FFFFFF	15.84	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255D

Deuteranopia (green-blind)

#001F5A

Tritanopia (blue-blind)

#002A37

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1a185b;
/* rgb */ color: rgb(26, 24, 91);
/* oklch */ color: oklch(26.4% 0.115 276.3);

Tailwind

colors: {
  custom: {
    50: '#61558a',
    500: '#1a185b',
    950: '#000000',
  },
}

SCSS

$custom: #1a185b;
$custom-light: #61558a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a185b",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 91
  },
  "hsl": {
    "h": 241.791,
    "s": 58.261,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26382,
    "c": 0.11549,
    "h": 276.3
  },
  "luminance": 0.01628
}

Semantic roles & 50–950 ramp

primary

#1A185B

secondary

#8F923D

accent

#E146DD

background

#F6F5F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #1A185B

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

Preview Lab → · Contrast checker → · Palette generator →