#19128F#19128F

#19128F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.7% C 0.188 H 270.6°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#19128F
RGB	rgb(25, 18, 143)
HSL	hsl(243, 78%, 32%)
HSV	hsv(243, 87%, 56%)
CMYK	cmyk(82.5%, 87.4%, 0%, 43.9%)
CIE-LAB	lab(18.46, 45.71, -64.97)
CIE-LCH	lch(18.46, 79.44, 305.13°)
OKLab	oklab(31.74% 0.0018 -0.188)
OKLCH	oklch(31.74% 0.188 270.6)
XYZ	xyz(5.5735, 2.6218, 26.1936)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19128F #888F12

analogous

#124A8F #19128F #58128F

triadic

#19128F #8F1912 #128F19

tetradic

#19128F #8F124A #888F12 #128F58

square

#19128F #8F124A #888F12 #128F58

split-complementary

#19128F #8F5812 #4A8F12

monochromatic

#060422 #0F0B59 #19128F #2319C5 #4036E6

Accessibility & contrast

On white

13.78

#19128F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#19128F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19128F

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19128F	#FFFFFF	#000000	##FFFFFF
##19128F	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003392

Deuteranopia (green-blind)

#00268D

Tritanopia (blue-blind)

#003C54

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #19128f;
/* rgb */ color: rgb(25, 18, 143);
/* oklch */ color: oklch(31.7% 0.188 270.6);

Tailwind

colors: {
  custom: {
    50: '#6f55b1',
    500: '#19128f',
    950: '#000000',
  },
}

SCSS

$custom: #19128f;
$custom-light: #6f55b1;
$custom-dark: #000000;

JSON

{
  "hex": "#19128f",
  "rgb": {
    "r": 25,
    "g": 18,
    "b": 143
  },
  "hsl": {
    "h": 243.36,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31739,
    "c": 0.18798,
    "h": 270.6
  },
  "luminance": 0.02622
}

Semantic roles & 50–950 ramp

primary

#19128F

secondary

#BBC33A

accent

#F434E9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #19128F

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

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