#153E80#153E80

#153E80 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.6% C 0.121 H 259.7°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX#153E80
RGBrgb(21, 62, 128)
HSLhsl(217, 72%, 29%)
HSVhsv(217, 84%, 50%)
CMYKcmyk(83.6%, 51.6%, 0%, 49.8%)
CIE-LABlab(27.19, 12.10, -41.27)
CIE-LCHlch(27.19, 43.01, 286.34°)
OKLaboklab(37.63% -0.0215 -0.1188)
OKLCHoklch(37.63% 0.121 259.7)
XYZxyz(5.9267, 5.1625, 21.1020)
Luminance0.0516 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#153E80 #805715
analogous
#157480 #153E80 #211580
triadic
#153E80 #80153E #3E8015
tetradic
#153E80 #801574 #805715 #158021
square
#153E80 #801574 #805715 #158021
split-complementary
#153E80 #802115 #748015
monochromatic
#040D1A #0C254B #153E80 #1E57B5 #3274DD

Accessibility & contrast

On white

10.33
#153E80 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.03
#153E80 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E80
10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##153E80#FFFFFF#000000##FFFFFF
##153E801.0010.332.0310.33
#FFFFFF10.331.0021.001.00
#0000002.0321.001.0021.00
##FFFFFF10.331.0021.001.00

Color blindness preview

Protanopia (red-blind)
#154582
Deuteranopia (green-blind)
#003C7F
Tritanopia (blue-blind)
#004E59
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #153e80;
/* rgb */ color: rgb(21, 62, 128);
/* oklch */ color: oklch(37.6% 0.121 259.7);
Tailwind
colors: {
  custom: {
    50: '#6672a5',
    500: '#153e80',
    950: '#000000',
  },
}
SCSS
$custom: #153e80;
$custom-light: #6672a5;
$custom-dark: #000000;
JSON
{
  "hex": "#153e80",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 128
  },
  "hsl": {
    "h": 217.009,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37625,
    "c": 0.12072,
    "h": 259.7
  },
  "luminance": 0.05163
}

Semantic roles & 50–950 ramp

primary
#153E80
secondary
#B5873C
accent
#A939EF
background
#F6F6FA
surface
#EBECF4
border
#C6C7CE
text
#07070F
muted
#7A7A7F

Preview Lab

Preview with #153E80

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

Preview Lab → · Contrast checker → · Palette generator →

#153E80 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva