#15327D#15327D

#15327D is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.7% C 0.132 H 264.4°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#15327D
RGB	rgb(21, 50, 125)
HSL	hsl(223, 71%, 29%)
HSV	hsv(223, 83%, 49%)
CMYK	cmyk(83.2%, 60%, 0%, 51%)
CIE-LAB	lab(23.41, 19.34, -45.52)
CIE-LCH	lch(23.41, 49.46, 293.02°)
OKLab	oklab(34.68% -0.0129 -0.1315)
OKLCH	oklch(34.68% 0.132 264.4)
XYZ	xyz(5.1502, 3.9207, 19.8834)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15327D #7D6015

analogous

#15667D #15327D #2C157D

triadic

#15327D #7D1532 #327D15

tetradic

#15327D #7D1566 #7D6015 #157D2C

square

#15327D #7D1566 #7D6015 #157D2C

split-complementary

#15327D #7D2C15 #667D15

monochromatic

#040A1A #0C1D49 #15327D #1E47B1 #3060DC

Accessibility & contrast

On white

11.77

#15327D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#15327D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15327D

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15327D	#FFFFFF	#000000	##FFFFFF
##15327D	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#00337C

Tritanopia (blue-blind)

#004552

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #15327d;
/* rgb */ color: rgb(21, 50, 125);
/* oklch */ color: oklch(34.7% 0.132 264.4);

Tailwind

colors: {
  custom: {
    50: '#6669a3',
    500: '#15327d',
    950: '#000000',
  },
}

SCSS

$custom: #15327d;
$custom-light: #6669a3;
$custom-dark: #000000;

JSON

{
  "hex": "#15327d",
  "rgb": {
    "r": 21,
    "g": 50,
    "b": 125
  },
  "hsl": {
    "h": 223.269,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.34678,
    "c": 0.13217,
    "h": 264.4
  },
  "luminance": 0.03921
}

Semantic roles & 50–950 ramp

primary

#15327D

secondary

#B2913C

accent

#BC3AEE

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #15327D

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

Preview Lab → · Contrast checker → · Palette generator →