#15286A#15286A

#15286A is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.8% C 0.118 H 266.9°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#15286A
RGB	rgb(21, 40, 106)
HSL	hsl(227, 67%, 25%)
HSV	hsv(227, 80%, 42%)
CMYK	cmyk(80.2%, 62.3%, 0%, 58.4%)
CIE-LAB	lab(18.87, 18.66, -40.73)
CIE-LCH	lch(18.87, 44.80, 294.61°)
OKLab	oklab(30.77% -0.0064 -0.1176)
OKLCH	oklch(30.77% 0.118 266.9)
XYZ	xyz(3.6687, 2.7172, 13.9640)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15286A #6A5715

analogous

#15536A #15286A #2C156A

triadic

#15286A #6A1528 #286A15

tetradic

#15286A #6A1553 #6A5715 #156A2C

square

#15286A #6A1553 #6A5715 #156A2C

split-complementary

#15286A #6A2C15 #536A15

monochromatic

#050A1A #0B1537 #15286A #1F3B9D #294FD0

Accessibility & contrast

On white

13.60

#15286A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#15286A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15286A

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15286A	#FFFFFF	#000000	##FFFFFF
##15286A	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326C

Deuteranopia (green-blind)

#002A69

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15286a;
/* rgb */ color: rgb(21, 40, 106);
/* oklch */ color: oklch(30.8% 0.118 266.9);

Tailwind

colors: {
  custom: {
    50: '#616195',
    500: '#15286a',
    950: '#000000',
  },
}

SCSS

$custom: #15286a;
$custom-light: #616195;
$custom-dark: #000000;

JSON

{
  "hex": "#15286a",
  "rgb": {
    "r": 21,
    "g": 40,
    "b": 106
  },
  "hsl": {
    "h": 226.588,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.30766,
    "c": 0.11781,
    "h": 266.9
  },
  "luminance": 0.02718
}

Semantic roles & 50–950 ramp

primary

#15286A

secondary

#A18A3A

accent

#C33EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #15286A

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

Preview Lab → · Contrast checker → · Palette generator →