#15276B#15276B

#15276B is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.6% C 0.121 H 267.3°. Best body text is #FFFFFF at 13.69:1 contrast (WCAG AA passes).

Color values

HEX	#15276B
RGB	rgb(21, 39, 107)
HSL	hsl(227, 67%, 25%)
HSV	hsv(227, 80%, 42%)
CMYK	cmyk(80.4%, 63.6%, 0%, 58%)
CIE-LAB	lab(18.68, 19.80, -41.70)
CIE-LCH	lch(18.68, 46.16, 295.39°)
OKLab	oklab(30.65% -0.0057 -0.1205)
OKLCH	oklch(30.65% 0.121 267.3)
XYZ	xyz(3.6877, 2.6716, 14.2284)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15276B #6B5915

analogous

#15526B #15276B #2E156B

triadic

#15276B #6B1527 #276B15

tetradic

#15276B #6B1552 #6B5915 #156B2E

square

#15276B #6B1552 #6B5915 #156B2E

split-complementary

#15276B #6B2E15 #526B15

monochromatic

#05091A #0B1438 #15276B #1F3A9E #294CD1

Accessibility & contrast

On white

13.69

#15276B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#15276B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15276B

13.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15276B	#FFFFFF	#000000	##FFFFFF
##15276B	1.00	13.69	1.53	13.69
#FFFFFF	13.69	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326D

Deuteranopia (green-blind)

#002A6A

Tritanopia (blue-blind)

#003845

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #15276b;
/* rgb */ color: rgb(21, 39, 107);
/* oklch */ color: oklch(30.6% 0.121 267.3);

Tailwind

colors: {
  custom: {
    50: '#626096',
    500: '#15276b',
    950: '#000000',
  },
}

SCSS

$custom: #15276b;
$custom-light: #626096;
$custom-dark: #000000;

JSON

{
  "hex": "#15276b",
  "rgb": {
    "r": 21,
    "g": 39,
    "b": 107
  },
  "hsl": {
    "h": 227.442,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.30648,
    "c": 0.12062,
    "h": 267.3
  },
  "luminance": 0.02672
}

Semantic roles & 50–950 ramp

primary

#15276B

secondary

#A28C3A

accent

#C63EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #15276B

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

Preview Lab → · Contrast checker → · Palette generator →