#13257C#13257C

#13257C is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.9% C 0.148 H 267.3°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#13257C
RGB	rgb(19, 37, 124)
HSL	hsl(230, 73%, 28%)
HSV	hsv(230, 85%, 49%)
CMYK	cmyk(84.7%, 70.2%, 0%, 51.4%)
CIE-LAB	lab(19.71, 27.87, -50.95)
CIE-LCH	lch(19.71, 58.08, 298.68°)
OKLab	oklab(31.89% -0.0069 -0.1476)
OKLCH	oklch(31.89% 0.148 267.3)
XYZ	xyz(4.5669, 2.9163, 19.3871)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13257C #7C6A13

analogous

#13597C #13257C #35137C

triadic

#13257C #7C1325 #257C13

tetradic

#13257C #7C1359 #7C6A13 #137C35

square

#13257C #7C1359 #7C6A13 #137C35

split-complementary

#13257C #7C3513 #597C13

monochromatic

#04081B #0B1547 #13257C #1B35B1 #2B4ADF

Accessibility & contrast

On white

13.26

#13257C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#13257C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13257C

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13257C	#FFFFFF	#000000	##FFFFFF
##13257C	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#002B7A

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #13257c;
/* rgb */ color: rgb(19, 37, 124);
/* oklch */ color: oklch(31.9% 0.148 267.3);

Tailwind

colors: {
  custom: {
    50: '#665fa3',
    500: '#13257c',
    950: '#000000',
  },
}

SCSS

$custom: #13257c;
$custom-light: #665fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#13257c",
  "rgb": {
    "r": 19,
    "g": 37,
    "b": 124
  },
  "hsl": {
    "h": 229.714,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31887,
    "c": 0.14778,
    "h": 267.3
  },
  "luminance": 0.02917
}

Semantic roles & 50–950 ramp

primary

#13257C

secondary

#B29D39

accent

#D038F0

background

#F6F5FA

surface

#EBE9F4

border

#C6C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #13257C

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

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