#153777#153777

#153777 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.3% C 0.117 H 261.5°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#153777
RGB	rgb(21, 55, 119)
HSL	hsl(219, 70%, 27%)
HSV	hsv(219, 82%, 47%)
CMYK	cmyk(82.4%, 53.8%, 0%, 53.3%)
CIE-LAB	lab(24.40, 13.28, -40.12)
CIE-LCH	lch(24.40, 42.26, 288.31°)
OKLab	oklab(35.27% -0.0172 -0.1155)
OKLCH	oklch(35.27% 0.117 261.5)
XYZ	xyz(5.0040, 4.2231, 18.0006)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153777 #775515

analogous

#156877 #153777 #241577

triadic

#153777 #771537 #377715

tetradic

#153777 #771568 #775515 #157724

square

#153777 #771568 #775515 #157724

split-complementary

#153777 #772415 #687715

monochromatic

#050C1A #0C1F43 #153777 #1E4FAB #2D69DA

Accessibility & contrast

On white

11.38

#153777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#153777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153777

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153777	#FFFFFF	#000000	##FFFFFF
##153777	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3F79

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#004751

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153777;
/* rgb */ color: rgb(21, 55, 119);
/* oklch */ color: oklch(35.3% 0.117 261.5);

Tailwind

colors: {
  custom: {
    50: '#646d9f',
    500: '#153777',
    950: '#000000',
  },
}

SCSS

$custom: #153777;
$custom-light: #646d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#153777",
  "rgb": {
    "r": 21,
    "g": 55,
    "b": 119
  },
  "hsl": {
    "h": 219.184,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35273,
    "c": 0.11682,
    "h": 261.5
  },
  "luminance": 0.04224
}

Semantic roles & 50–950 ramp

primary

#153777

secondary

#AD853B

accent

#AF3BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153777

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

Preview Lab → · Contrast checker → · Palette generator →