#1A118E#1A118E

#1A118E is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.6% C 0.187 H 271.1°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#1A118E
RGB	rgb(26, 17, 142)
HSL	hsl(244, 79%, 31%)
HSV	hsv(244, 88%, 56%)
CMYK	cmyk(81.7%, 88%, 0%, 44.3%)
CIE-LAB	lab(18.25, 45.87, -64.71)
CIE-LCH	lch(18.25, 79.32, 305.33°)
OKLab	oklab(31.57% 0.0035 -0.1872)
OKLCH	oklch(31.57% 0.187 271.1)
XYZ	xyz(5.5073, 2.5729, 25.7923)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A118E #858E11

analogous

#11468E #1A118E #58118E

triadic

#1A118E #8E1A11 #118E1A

tetradic

#1A118E #8E1146 #858E11 #118E58

square

#1A118E #8E1146 #858E11 #118E58

split-complementary

#1A118E #8E5811 #468E11

monochromatic

#060421 #100A57 #1A118E #2418C5 #4033E7

Accessibility & contrast

On white

13.86

#1A118E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1A118E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A118E

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A118E	#FFFFFF	#000000	##FFFFFF
##1A118E	1.00	13.86	1.51	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003291

Deuteranopia (green-blind)

#00268C

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a118e;
/* rgb */ color: rgb(26, 17, 142);
/* oklch */ color: oklch(31.6% 0.187 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f55b0',
    500: '#1a118e',
    950: '#000000',
  },
}

SCSS

$custom: #1a118e;
$custom-light: #6f55b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a118e",
  "rgb": {
    "r": 26,
    "g": 17,
    "b": 142
  },
  "hsl": {
    "h": 244.32,
    "s": 78.616,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31569,
    "c": 0.18719,
    "h": 271.1
  },
  "luminance": 0.02574
}

Semantic roles & 50–950 ramp

primary

#1A118E

secondary

#B8C238

accent

#F533E7

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1A118E

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

Preview Lab → · Contrast checker → · Palette generator →