#19237B#19237B

#19237B is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.147 H 270.0°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#19237B
RGB	rgb(25, 35, 123)
HSL	hsl(234, 66%, 29%)
HSV	hsv(234, 80%, 48%)
CMYK	cmyk(79.7%, 71.5%, 0%, 51.8%)
CIE-LAB	lab(19.38, 29.37, -50.84)
CIE-LCH	lch(19.38, 58.71, 300.02°)
OKLab	oklab(31.7% 0 -0.1472)
OKLCH	oklch(31.7% 0.147 270)
XYZ	xyz(4.5759, 2.8383, 19.0417)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19237B #7B7119

analogous

#19547B #19237B #40197B

triadic

#19237B #7B1923 #237B19

tetradic

#19237B #7B1954 #7B7119 #197B40

square

#19237B #7B1954 #7B7119 #197B40

split-complementary

#19237B #7B4019 #547B19

monochromatic

#050719 #0F1548 #19237B #2331AE #3848D7

Accessibility & contrast

On white

13.39

#19237B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#19237B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19237B

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19237B	#FFFFFF	#000000	##FFFFFF
##19237B	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#002A79

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #19237b;
/* rgb */ color: rgb(25, 35, 123);
/* oklch */ color: oklch(31.7% 0.147 270.0);

Tailwind

colors: {
  custom: {
    50: '#685ea2',
    500: '#19237b',
    950: '#000000',
  },
}

SCSS

$custom: #19237b;
$custom-light: #685ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#19237b",
  "rgb": {
    "r": 25,
    "g": 35,
    "b": 123
  },
  "hsl": {
    "h": 233.878,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.317,
    "c": 0.14717,
    "h": 270
  },
  "luminance": 0.02839
}

Semantic roles & 50–950 ramp

primary

#19237B

secondary

#AFA440

accent

#D83FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #19237B

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

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