#15509E#15509E

#15509E is a dark, vivid cyan. Relative luminance 0.084; OKLCH L 44.1% C 0.140 H 257.4°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#15509E
RGB	rgb(21, 80, 158)
HSL	hsl(214, 77%, 35%)
HSV	hsv(214, 87%, 62%)
CMYK	cmyk(86.7%, 49.4%, 0%, 38%)
CIE-LAB	lab(34.73, 12.13, -47.50)
CIE-LCH	lch(34.73, 49.03, 284.32°)
OKLab	oklab(44.1% -0.0305 -0.1367)
OKLCH	oklch(44.1% 0.14 257.4)
XYZ	xyz(9.3472, 8.3642, 33.4629)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15509E #9E6315

analogous

#15949E #15509E #1F159E

triadic

#15509E #9E1550 #509E15

tetradic

#15509E #9E1594 #9E6315 #159E1F

square

#15509E #9E1594 #9E6315 #159E1F

split-complementary

#15509E #9E1F15 #949E15

monochromatic

#071932 #0E3568 #15509E #1C6BD4 #478CE7

Accessibility & contrast

On white

7.86

#15509E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#15509E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15509E

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15509E	#FFFFFF	#000000	##FFFFFF
##15509E	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2158A1

Deuteranopia (green-blind)

#004C9C

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #15509e;
/* rgb */ color: rgb(21, 80, 158);
/* oklch */ color: oklch(44.1% 0.140 257.4);

Tailwind

colors: {
  custom: {
    50: '#6d80bb',
    500: '#15509e',
    950: '#000000',
  },
}

SCSS

$custom: #15509e;
$custom-light: #6d80bb;
$custom-dark: #000000;

JSON

{
  "hex": "#15509e",
  "rgb": {
    "r": 21,
    "g": 80,
    "b": 158
  },
  "hsl": {
    "h": 214.161,
    "s": 76.536,
    "l": 35.098
  },
  "oklch": {
    "l": 0.44098,
    "c": 0.14009,
    "h": 257.4
  },
  "luminance": 0.08365
}

Semantic roles & 50–950 ramp

primary

#15509E

secondary

#C79047

accent

#A135F3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #15509E

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

Preview Lab → · Contrast checker → · Palette generator →