#15417B#15417B

#15417B is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 38.0% C 0.110 H 256.9°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#15417B
RGB	rgb(21, 65, 123)
HSL	hsl(214, 71%, 28%)
HSV	hsv(214, 83%, 48%)
CMYK	cmyk(82.9%, 47.2%, 0%, 51.8%)
CIE-LAB	lab(27.76, 7.92, -37.22)
CIE-LCH	lch(27.76, 38.05, 282.01°)
OKLab	oklab(37.95% -0.0249 -0.1068)
OKLCH	oklch(37.95% 0.11 256.9)
XYZ	xyz(5.7734, 5.3694, 19.4672)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15417B #7B4F15

analogous

#15747B #15417B #1C157B

triadic

#15417B #7B1541 #417B15

tetradic

#15417B #7B1574 #7B4F15 #157B1C

square

#15417B #7B1574 #7B4F15 #157B1C

split-complementary

#15417B #7B1C15 #747B15

monochromatic

#040E1A #0C2547 #15417B #1E5DAF #2F79DB

Accessibility & contrast

On white

10.13

#15417B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#15417B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15417B

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15417B	#FFFFFF	#000000	##FFFFFF
##15417B	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22467D

Deuteranopia (green-blind)

#0A3D7A

Tritanopia (blue-blind)

#004F58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #15417b;
/* rgb */ color: rgb(21, 65, 123);
/* oklch */ color: oklch(38.0% 0.110 256.9);

Tailwind

colors: {
  custom: {
    50: '#6475a1',
    500: '#15417b',
    950: '#000000',
  },
}

SCSS

$custom: #15417b;
$custom-light: #6475a1;
$custom-dark: #000000;

JSON

{
  "hex": "#15417b",
  "rgb": {
    "r": 21,
    "g": 65,
    "b": 123
  },
  "hsl": {
    "h": 214.118,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37951,
    "c": 0.10967,
    "h": 256.9
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#15417B

secondary

#B07E3B

accent

#A03AEE

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #15417B

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

Preview Lab → · Contrast checker → · Palette generator →