#1A118D#1A118D

#1A118D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.4% C 0.186 H 271.2°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#1A118D
RGB	rgb(26, 17, 141)
HSL	hsl(244, 78%, 31%)
HSV	hsv(244, 88%, 55%)
CMYK	cmyk(81.6%, 87.9%, 0%, 44.7%)
CIE-LAB	lab(18.11, 45.57, -64.30)
CIE-LCH	lch(18.11, 78.81, 305.32°)
OKLab	oklab(31.44% 0.0037 -0.186)
OKLCH	oklch(31.44% 0.186 271.2)
XYZ	xyz(5.4325, 2.5430, 25.3987)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A118D #848D11

analogous

#11468D #1A118D #58118D

triadic

#1A118D #8D1A11 #118D1A

tetradic

#1A118D #8D1146 #848D11 #118D58

square

#1A118D #8D1146 #848D11 #118D58

split-complementary

#1A118D #8D5811 #468D11

monochromatic

#060420 #100A56 #1A118D #2418C4 #3F32E6

Accessibility & contrast

On white

13.92

#1A118D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1A118D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A118D

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A118D	#FFFFFF	#000000	##FFFFFF
##1A118D	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003290

Deuteranopia (green-blind)

#00268B

Tritanopia (blue-blind)

#003B52

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a118d;
/* rgb */ color: rgb(26, 17, 141);
/* oklch */ color: oklch(31.4% 0.186 271.2);

Tailwind

colors: {
  custom: {
    50: '#6f55b0',
    500: '#1a118d',
    950: '#000000',
  },
}

SCSS

$custom: #1a118d;
$custom-light: #6f55b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a118d",
  "rgb": {
    "r": 26,
    "g": 17,
    "b": 141
  },
  "hsl": {
    "h": 244.355,
    "s": 78.481,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31441,
    "c": 0.18603,
    "h": 271.2
  },
  "luminance": 0.02544
}

Semantic roles & 50–950 ramp

primary

#1A118D

secondary

#B8C238

accent

#F533E7

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1A118D

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

Preview Lab → · Contrast checker → · Palette generator →