#153B77#153B77

#153B77 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.112 H 259.4°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX#153B77
RGBrgb(21, 59, 119)
HSLhsl(217, 70%, 27%)
HSVhsv(217, 82%, 47%)
CMYKcmyk(82.4%, 50.4%, 0%, 53.3%)
CIE-LABlab(25.62, 10.44, -38.14)
CIE-LCHlch(25.62, 39.55, 285.31°)
OKLaboklab(36.21% -0.0205 -0.1096)
OKLCHoklch(36.21% 0.112 259.4)
XYZxyz(5.2018, 4.6187, 18.0665)
Luminance0.0462 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#153B77 #775115
analogous
#156C77 #153B77 #201577
triadic
#153B77 #77153B #3B7715
tetradic
#153B77 #77156C #775115 #157720
square
#153B77 #77156C #775115 #157720
split-complementary
#153B77 #772015 #6C7715
monochromatic
#050D1A #0C2143 #153B77 #1E55AB #2D70DA

Accessibility & contrast

On white

10.92
#153B77 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.92
#153B77 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B77
10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##153B77#FFFFFF#000000##FFFFFF
##153B771.0010.921.9210.92
#FFFFFF10.921.0021.001.00
#0000001.9221.001.0021.00
##FFFFFF10.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#184179
Deuteranopia (green-blind)
#003976
Tritanopia (blue-blind)
#004953
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #153b77;
/* rgb */ color: rgb(21, 59, 119);
/* oklch */ color: oklch(36.2% 0.112 259.4);
Tailwind
colors: {
  custom: {
    50: '#64709f',
    500: '#153b77',
    950: '#000000',
  },
}
SCSS
$custom: #153b77;
$custom-light: #64709f;
$custom-dark: #000000;
JSON
{
  "hex": "#153b77",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 119
  },
  "hsl": {
    "h": 216.735,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.36209,
    "c": 0.11155,
    "h": 259.4
  },
  "luminance": 0.04619
}

Semantic roles & 50–950 ramp

primary
#153B77
secondary
#AD813B
accent
#A83BED
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#06070E
muted
#7A7A7E

Preview Lab

Preview with #153B77

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

Preview Lab → · Contrast checker → · Palette generator →

#153B77 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva