#153979#153979

#153979 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.117 H 260.9°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#153979
RGB	rgb(21, 57, 121)
HSL	hsl(218, 70%, 28%)
HSV	hsv(218, 83%, 47%)
CMYK	cmyk(82.6%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(25.15, 12.69, -40.16)
CIE-LCH	lch(25.15, 42.12, 287.54°)
OKLab	oklab(35.9% -0.0185 -0.1156)
OKLCH	oklch(35.9% 0.117 260.9)
XYZ	xyz(5.2223, 4.4655, 18.6721)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153979 #795515

analogous

#156B79 #153979 #231579

triadic

#153979 #791539 #397915

tetradic

#153979 #79156B #795515 #157923

square

#153979 #79156B #795515 #157923

split-complementary

#153979 #792315 #6B7915

monochromatic

#050C1A #0C2045 #153979 #1E52AD #2E6CDB

Accessibility & contrast

On white

11.09

#153979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#153979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153979

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153979	#FFFFFF	#000000	##FFFFFF
##153979	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10407B

Deuteranopia (green-blind)

#003778

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153979;
/* rgb */ color: rgb(21, 57, 121);
/* oklch */ color: oklch(35.9% 0.117 260.9);

Tailwind

colors: {
  custom: {
    50: '#646ea0',
    500: '#153979',
    950: '#000000',
  },
}

SCSS

$custom: #153979;
$custom-light: #646ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#153979",
  "rgb": {
    "r": 21,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 218.4,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.359,
    "c": 0.1171,
    "h": 260.9
  },
  "luminance": 0.04466
}

Semantic roles & 50–950 ramp

primary

#153979

secondary

#AF853B

accent

#AD3BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #153979

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

Preview Lab → · Contrast checker → · Palette generator →