#15344B#15344B

#15344B is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.3% C 0.055 H 243.4°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#15344B
RGB	rgb(21, 52, 75)
HSL	hsl(206, 56%, 19%)
HSV	hsv(206, 72%, 29%)
CMYK	cmyk(72%, 30.7%, 0%, 70.6%)
CIE-LAB	lab(20.53, -2.91, -17.56)
CIE-LCH	lch(20.53, 17.80, 260.58°)
OKLab	oklab(31.34% -0.0248 -0.0495)
OKLCH	oklch(31.34% 0.055 243.4)
XYZ	xyz(2.8068, 3.1231, 7.1102)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15344B #4B2C15

analogous

#154B47 #15344B #15194B

triadic

#15344B #4B1534 #344B15

tetradic

#15344B #47154B #4B2C15 #194B15

square

#15344B #47154B #4B2C15 #194B15

split-complementary

#15344B #4B1519 #4B4715

monochromatic

#071118 #08131B #15344B #22557B #3076AB

Accessibility & contrast

On white

12.93

#15344B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#15344B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15344B

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15344B	#FFFFFF	#000000	##FFFFFF
##15344B	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A344C

Deuteranopia (green-blind)

#222F4B

Tritanopia (blue-blind)

#003A3C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #15344b;
/* rgb */ color: rgb(21, 52, 75);
/* oklch */ color: oklch(31.3% 0.055 243.4);

Tailwind

colors: {
  custom: {
    50: '#596b7d',
    500: '#15344b',
    950: '#000000',
  },
}

SCSS

$custom: #15344b;
$custom-light: #596b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#15344b",
  "rgb": {
    "r": 21,
    "g": 52,
    "b": 75
  },
  "hsl": {
    "h": 205.556,
    "s": 56.25,
    "l": 18.824
  },
  "oklch": {
    "l": 0.31341,
    "c": 0.05534,
    "h": 243.4
  },
  "luminance": 0.03123
}

Semantic roles & 50–950 ramp

primary

#15344B

secondary

#835839

accent

#8948E0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #15344B

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

Preview Lab → · Contrast checker → · Palette generator →