#19257C#19257C

#19257C is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.2% C 0.146 H 269.5°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#19257C
RGB	rgb(25, 37, 124)
HSL	hsl(233, 66%, 29%)
HSV	hsv(233, 80%, 49%)
CMYK	cmyk(79.8%, 70.2%, 0%, 51.4%)
CIE-LAB	lab(19.98, 28.42, -50.49)
CIE-LCH	lch(19.98, 57.94, 299.37°)
OKLab	oklab(32.17% -0.0012 -0.1461)
OKLCH	oklch(32.17% 0.146 269.5)
XYZ	xyz(4.6993, 2.9845, 19.3933)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19257C #7C7019

analogous

#19577C #19257C #3F197C

triadic

#19257C #7C1925 #257C19

tetradic

#19257C #7C1957 #7C7019 #197C3F

square

#19257C #7C1957 #7C7019 #197C3F

split-complementary

#19257C #7C3F19 #577C19

monochromatic

#050819 #0F1649 #19257C #2334AF #384CD7

Accessibility & contrast

On white

13.15

#19257C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#19257C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19257C

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19257C	#FFFFFF	#000000	##FFFFFF
##19257C	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#002C7A

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #19257c;
/* rgb */ color: rgb(25, 37, 124);
/* oklch */ color: oklch(32.2% 0.146 269.5);

Tailwind

colors: {
  custom: {
    50: '#685fa3',
    500: '#19257c',
    950: '#000000',
  },
}

SCSS

$custom: #19257c;
$custom-light: #685fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#19257c",
  "rgb": {
    "r": 25,
    "g": 37,
    "b": 124
  },
  "hsl": {
    "h": 232.727,
    "s": 66.443,
    "l": 29.216
  },
  "oklch": {
    "l": 0.32165,
    "c": 0.14615,
    "h": 269.5
  },
  "luminance": 0.02985
}

Semantic roles & 50–950 ramp

primary

#19257C

secondary

#B0A340

accent

#D53EE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #19257C

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

Preview Lab → · Contrast checker → · Palette generator →