#15276C#15276C

#15276C is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.7% C 0.122 H 267.3°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#15276C
RGB	rgb(21, 39, 108)
HSL	hsl(228, 67%, 25%)
HSV	hsv(228, 81%, 42%)
CMYK	cmyk(80.6%, 63.9%, 0%, 57.6%)
CIE-LAB	lab(18.77, 20.21, -42.20)
CIE-LCH	lch(18.77, 46.79, 295.59°)
OKLab	oklab(30.75% -0.0057 -0.122)
OKLCH	oklch(30.75% 0.122 267.3)
XYZ	xyz(3.7406, 2.6928, 14.5071)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15276C #6C5A15

analogous

#15526C #15276C #2E156C

triadic

#15276C #6C1527 #276C15

tetradic

#15276C #6C1552 #6C5A15 #156C2E

square

#15276C #6C1552 #6C5A15 #156C2E

split-complementary

#15276C #6C2E15 #526C15

monochromatic

#05091A #0B1439 #15276C #1F3A9F #294CD2

Accessibility & contrast

On white

13.65

#15276C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#15276C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15276C

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15276C	#FFFFFF	#000000	##FFFFFF
##15276C	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326E

Deuteranopia (green-blind)

#002A6B

Tritanopia (blue-blind)

#003945

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15276c;
/* rgb */ color: rgb(21, 39, 108);
/* oklch */ color: oklch(30.7% 0.122 267.3);

Tailwind

colors: {
  custom: {
    50: '#626097',
    500: '#15276c',
    950: '#000000',
  },
}

SCSS

$custom: #15276c;
$custom-light: #626097;
$custom-dark: #000000;

JSON

{
  "hex": "#15276c",
  "rgb": {
    "r": 21,
    "g": 39,
    "b": 108
  },
  "hsl": {
    "h": 227.586,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.30745,
    "c": 0.12209,
    "h": 267.3
  },
  "luminance": 0.02693
}

Semantic roles & 50–950 ramp

primary

#15276C

secondary

#A38D3A

accent

#C73DEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #15276C

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

Preview Lab → · Contrast checker → · Palette generator →