#153D77#153D77

#153D77 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.7% C 0.109 H 258.2°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX#153D77
RGBrgb(21, 61, 119)
HSLhsl(216, 70%, 27%)
HSVhsv(216, 82%, 47%)
CMYKcmyk(82.4%, 48.7%, 0%, 53.3%)
CIE-LABlab(26.24, 9.03, -37.14)
CIE-LCHlch(26.24, 38.23, 283.67°)
OKLaboklab(36.69% -0.0222 -0.1067)
OKLCHoklch(36.69% 0.109 258.2)
XYZxyz(5.3066, 4.8282, 18.1014)
Luminance0.0483 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#153D77 #774F15
analogous
#156E77 #153D77 #1E1577
triadic
#153D77 #77153D #3D7715
tetradic
#153D77 #77156E #774F15 #15771E
square
#153D77 #77156E #774F15 #15771E
split-complementary
#153D77 #771E15 #6E7715
monochromatic
#050D1A #0C2243 #153D77 #1E58AB #2D73DA

Accessibility & contrast

On white

10.68
#153D77 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#153D77 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D77
10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##153D77#FFFFFF#000000##FFFFFF
##153D771.0010.681.9710.68
#FFFFFF10.681.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1D4379
Deuteranopia (green-blind)
#033A76
Tritanopia (blue-blind)
#004B54
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #153d77;
/* rgb */ color: rgb(21, 61, 119);
/* oklch */ color: oklch(36.7% 0.109 258.2);
Tailwind
colors: {
  custom: {
    50: '#63719f',
    500: '#153d77',
    950: '#000000',
  },
}
SCSS
$custom: #153d77;
$custom-light: #63719f;
$custom-dark: #000000;
JSON
{
  "hex": "#153d77",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 215.51,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.36686,
    "c": 0.10896,
    "h": 258.2
  },
  "luminance": 0.04829
}

Semantic roles & 50–950 ramp

primary
#153D77
secondary
#AD7E3B
accent
#A43BED
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#06070E
muted
#7A7A7E

Preview Lab

Preview with #153D77

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

Preview Lab → · Contrast checker → · Palette generator →

#153D77 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva