#15527B#15527B

#15527B is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.2% C 0.091 H 243.3°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#15527B
RGB	rgb(21, 82, 123)
HSL	hsl(204, 71%, 28%)
HSV	hsv(204, 83%, 48%)
CMYK	cmyk(82.9%, 33.3%, 0%, 51.8%)
CIE-LAB	lab(33.19, -3.42, -28.59)
CIE-LCH	lch(33.19, 28.79, 263.17°)
OKLab	oklab(42.19% -0.0407 -0.0812)
OKLCH	oklch(42.19% 0.091 243.3)
XYZ	xyz(6.9003, 7.6232, 19.8428)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15527B #7B3E15

analogous

#157B71 #15527B #151F7B

triadic

#15527B #7B1552 #527B15

tetradic

#15527B #71157B #7B3E15 #1F7B15

square

#15527B #71157B #7B3E15 #1F7B15

split-complementary

#15527B #7B151F #7B7115

monochromatic

#04111A #0C2F47 #15527B #1E75AF #2F96DB

Accessibility & contrast

On white

8.32

#15527B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#15527B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15527B

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15527B	#FFFFFF	#000000	##FFFFFF
##15527B	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F537D

Deuteranopia (green-blind)

#314A7A

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #15527b;
/* rgb */ color: rgb(21, 82, 123);
/* oklch */ color: oklch(42.2% 0.091 243.3);

Tailwind

colors: {
  custom: {
    50: '#6482a1',
    500: '#15527b',
    950: '#000000',
  },
}

SCSS

$custom: #15527b;
$custom-light: #6482a1;
$custom-dark: #000000;

JSON

{
  "hex": "#15527b",
  "rgb": {
    "r": 21,
    "g": 82,
    "b": 123
  },
  "hsl": {
    "h": 204.118,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.42193,
    "c": 0.09081,
    "h": 243.3
  },
  "luminance": 0.07624
}

Semantic roles & 50–950 ramp

primary

#15527B

secondary

#B06A3B

accent

#823AEE

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0F

muted

#7A7C7E

Preview Lab

Preview with #15527B

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

Preview Lab → · Contrast checker → · Palette generator →