#15447B#15447B

#15447B is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.7% C 0.106 H 254.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#15447B
RGB	rgb(21, 68, 123)
HSL	hsl(212, 71%, 28%)
HSV	hsv(212, 83%, 48%)
CMYK	cmyk(82.9%, 44.7%, 0%, 51.8%)
CIE-LAB	lab(28.70, 5.85, -35.71)
CIE-LCH	lch(28.70, 36.19, 279.30°)
OKLab	oklab(38.68% -0.0276 -0.1023)
OKLCH	oklch(38.68% 0.106 254.9)
XYZ	xyz(5.9502, 5.7230, 19.5261)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15447B #7B4C15

analogous

#15777B #15447B #19157B

triadic

#15447B #7B1544 #447B15

tetradic

#15447B #7B1577 #7B4C15 #157B19

square

#15447B #7B1577 #7B4C15 #157B19

split-complementary

#15447B #7B1915 #777B15

monochromatic

#040E1A #0C2747 #15447B #1E61AF #2F7EDB

Accessibility & contrast

On white

9.79

#15447B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#15447B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15447B

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15447B	#FFFFFF	#000000	##FFFFFF
##15447B	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28497D

Deuteranopia (green-blind)

#153F7A

Tritanopia (blue-blind)

#005159

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #15447b;
/* rgb */ color: rgb(21, 68, 123);
/* oklch */ color: oklch(38.7% 0.106 254.9);

Tailwind

colors: {
  custom: {
    50: '#6477a1',
    500: '#15447b',
    950: '#000000',
  },
}

SCSS

$custom: #15447b;
$custom-light: #6477a1;
$custom-dark: #000000;

JSON

{
  "hex": "#15447b",
  "rgb": {
    "r": 21,
    "g": 68,
    "b": 123
  },
  "hsl": {
    "h": 212.353,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38679,
    "c": 0.10595,
    "h": 254.9
  },
  "luminance": 0.05724
}

Semantic roles & 50–950 ramp

primary

#15447B

secondary

#B07A3B

accent

#9B3AEE

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #15447B

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

Preview Lab → · Contrast checker → · Palette generator →