#153879#153879

#153879 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.7% C 0.118 H 261.4°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#153879
RGB	rgb(21, 56, 121)
HSL	hsl(219, 70%, 28%)
HSV	hsv(219, 83%, 47%)
CMYK	cmyk(82.6%, 53.7%, 0%, 52.5%)
CIE-LAB	lab(24.85, 13.41, -40.65)
CIE-LCH	lch(24.85, 42.80, 288.25°)
OKLab	oklab(35.67% -0.0177 -0.1171)
OKLCH	oklch(35.67% 0.118 261.4)
XYZ	xyz(5.1734, 4.3676, 18.6558)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153879 #795615

analogous

#156A79 #153879 #241579

triadic

#153879 #791538 #387915

tetradic

#153879 #79156A #795615 #157924

square

#153879 #79156A #795615 #157924

split-complementary

#153879 #792415 #6A7915

monochromatic

#050C1A #0C2045 #153879 #1E50AD #2E6ADB

Accessibility & contrast

On white

11.21

#153879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#153879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153879

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153879	#FFFFFF	#000000	##FFFFFF
##153879	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C407B

Deuteranopia (green-blind)

#003778

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153879;
/* rgb */ color: rgb(21, 56, 121);
/* oklch */ color: oklch(35.7% 0.118 261.4);

Tailwind

colors: {
  custom: {
    50: '#646ea0',
    500: '#153879',
    950: '#000000',
  },
}

SCSS

$custom: #153879;
$custom-light: #646ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#153879",
  "rgb": {
    "r": 21,
    "g": 56,
    "b": 121
  },
  "hsl": {
    "h": 219,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35669,
    "c": 0.11842,
    "h": 261.4
  },
  "luminance": 0.04368
}

Semantic roles & 50–950 ramp

primary

#153879

secondary

#AF863B

accent

#AF3BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #153879

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

Preview Lab → · Contrast checker → · Palette generator →