#1A185C#1A185C

#1A185C is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.5% C 0.117 H 276.1°. Best body text is #FFFFFF at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#1A185C
RGB	rgb(26, 24, 92)
HSL	hsl(242, 59%, 23%)
HSV	hsv(242, 74%, 36%)
CMYK	cmyk(71.7%, 73.9%, 0%, 63.9%)
CIE-LAB	lab(13.50, 25.08, -40.26)
CIE-LCH	lch(13.50, 47.43, 301.93°)
OKLab	oklab(26.49% 0.0125 -0.1162)
OKLCH	oklch(26.49% 0.117 276.1)
XYZ	xyz(2.6838, 1.6454, 10.2993)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A185C #5A5C18

analogous

#18385C #1A185C #3C185C

triadic

#1A185C #5C1A18 #185C1A

tetradic

#1A185C #5C1838 #5A5C18 #185C3C

square

#1A185C #5C1838 #5A5C18 #185C3C

split-complementary

#1A185C #5C3C18 #385C18

monochromatic

#070618 #0C0B2B #1A185C #28258D #3531BD

Accessibility & contrast

On white

15.80

#1A185C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1A185C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A185C

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A185C	#FFFFFF	#000000	##FFFFFF
##1A185C	1.00	15.80	1.33	15.80
#FFFFFF	15.80	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265E

Deuteranopia (green-blind)

#00205B

Tritanopia (blue-blind)

#002A38

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #1a185c;
/* rgb */ color: rgb(26, 24, 92);
/* oklch */ color: oklch(26.5% 0.117 276.1);

Tailwind

colors: {
  custom: {
    50: '#61558b',
    500: '#1a185c',
    950: '#000000',
  },
}

SCSS

$custom: #1a185c;
$custom-light: #61558b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a185c",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 92
  },
  "hsl": {
    "h": 241.765,
    "s": 58.621,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26489,
    "c": 0.11692,
    "h": 276.1
  },
  "luminance": 0.01646
}

Semantic roles & 50–950 ramp

primary

#1A185C

secondary

#90933D

accent

#E246DD

background

#F6F5F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #1A185C

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

Preview Lab → · Contrast checker → · Palette generator →