#15478F#15478F

#15478F is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.9% C 0.131 H 258.4°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#15478F
RGB	rgb(21, 71, 143)
HSL	hsl(215, 74%, 32%)
HSV	hsv(215, 85%, 56%)
CMYK	cmyk(85.3%, 50.3%, 0%, 43.9%)
CIE-LAB	lab(30.99, 12.08, -44.43)
CIE-LCH	lch(30.99, 46.04, 285.22°)
OKLab	oklab(40.89% -0.0262 -0.1279)
OKLCH	oklch(40.89% 0.131 258.4)
XYZ	xyz(7.5186, 6.6481, 26.8682)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15478F #8F5D15

analogous

#15848F #15478F #20158F

triadic

#15478F #8F1547 #478F15

tetradic

#15478F #8F1584 #8F5D15 #158F20

square

#15478F #8F1584 #8F5D15 #158F20

split-complementary

#15478F #8F2015 #848F15

monochromatic

#051224 #0D2D5A #15478F #1D61C4 #3C80E2

Accessibility & contrast

On white

9.01

#15478F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#15478F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15478F

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15478F	#FFFFFF	#000000	##FFFFFF
##15478F	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4F92

Deuteranopia (green-blind)

#00448E

Tritanopia (blue-blind)

#005864

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #15478f;
/* rgb */ color: rgb(21, 71, 143);
/* oklch */ color: oklch(40.9% 0.131 258.4);

Tailwind

colors: {
  custom: {
    50: '#6979b0',
    500: '#15478f',
    950: '#000000',
  },
}

SCSS

$custom: #15478f;
$custom-light: #6979b0;
$custom-dark: #000000;

JSON

{
  "hex": "#15478f",
  "rgb": {
    "r": 21,
    "g": 71,
    "b": 143
  },
  "hsl": {
    "h": 215.41,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.40886,
    "c": 0.13053,
    "h": 258.4
  },
  "luminance": 0.06649
}

Semantic roles & 50–950 ramp

primary

#15478F

secondary

#C28C3E

accent

#A537F1

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #15478F

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

Preview Lab → · Contrast checker → · Palette generator →