#15255A#15255A

#15255A is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.6% C 0.098 H 267.2°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#15255A
RGB	rgb(21, 37, 90)
HSL	hsl(226, 62%, 22%)
HSV	hsv(226, 77%, 35%)
CMYK	cmyk(76.7%, 58.9%, 0%, 64.7%)
CIE-LAB	lab(16.60, 14.17, -33.87)
CIE-LCH	lch(16.60, 36.72, 292.71°)
OKLab	oklab(28.63% -0.0047 -0.0975)
OKLCH	oklch(28.63% 0.098 267.2)
XYZ	xyz(2.8157, 2.2205, 9.9511)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15255A #5A4A15

analogous

#15485A #15255A #28155A

triadic

#15255A #5A1525 #255A15

tetradic

#15255A #5A1548 #5A4A15 #155A28

square

#15255A #5A1548 #5A4A15 #155A28

split-complementary

#15255A #5A2815 #485A15

monochromatic

#060A19 #091128 #15255A #21398C #2C4EBD

Accessibility & contrast

On white

14.54

#15255A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#15255A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15255A

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15255A	#FFFFFF	#000000	##FFFFFF
##15255A	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5C

Deuteranopia (green-blind)

#002659

Tritanopia (blue-blind)

#00323B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #15255a;
/* rgb */ color: rgb(21, 37, 90);
/* oklch */ color: oklch(28.6% 0.098 267.2);

Tailwind

colors: {
  custom: {
    50: '#5d5f89',
    500: '#15255a',
    950: '#000000',
  },
}

SCSS

$custom: #15255a;
$custom-light: #5d5f89;
$custom-dark: #000000;

JSON

{
  "hex": "#15255a",
  "rgb": {
    "r": 21,
    "g": 37,
    "b": 90
  },
  "hsl": {
    "h": 226.087,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.28631,
    "c": 0.09764,
    "h": 267.2
  },
  "luminance": 0.02221
}

Semantic roles & 50–950 ramp

primary

#15255A

secondary

#927D39

accent

#C043E5

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040B

muted

#79797C

Preview Lab

Preview with #15255A

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

Preview Lab → · Contrast checker → · Palette generator →