#33517D#33517D

#33517D is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.3% C 0.082 H 257.9°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX#33517D
RGBrgb(51, 81, 125)
HSLhsl(216, 42%, 35%)
HSVhsv(216, 59%, 49%)
CMYKcmyk(59.2%, 35.2%, 0%, 51%)
CIE-LABlab(34.13, 3.14, -28.27)
CIE-LCHlch(34.13, 28.44, 276.33°)
OKLaboklab(43.29% -0.0172 -0.0798)
OKLCHoklch(43.29% 0.082 257.9)
XYZxyz(8.0080, 8.0687, 20.5335)
Luminance0.0807 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#33517D #7D5F33
analogous
#33767D #33517D #3A337D
triadic
#33517D #7D3351 #517D33
tetradic
#33517D #7D3376 #7D5F33 #337D3A
square
#33517D #7D3376 #7D5F33 #337D3A
split-complementary
#33517D #7D3A33 #767D33
monochromatic
#101926 #213552 #33517D #456DA8 #698DC2

Accessibility & contrast

On white

8.03
#33517D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.61
#33517D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33517D
8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##33517D#FFFFFF#000000##FFFFFF
##33517D1.008.032.618.03
#FFFFFF8.031.0021.001.00
#0000002.6121.001.0021.00
##FFFFFF8.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F547F
Deuteranopia (green-blind)
#354D7C
Tritanopia (blue-blind)
#005B61
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #33517d;
/* rgb */ color: rgb(51, 81, 125);
/* oklch */ color: oklch(43.3% 0.082 257.9);
Tailwind
colors: {
  custom: {
    50: '#7181a3',
    500: '#33517d',
    950: '#000000',
  },
}
SCSS
$custom: #33517d;
$custom-light: #7181a3;
$custom-dark: #000000;
JSON
{
  "hex": "#33517d",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 125
  },
  "hsl": {
    "h": 215.676,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43286,
    "c": 0.08168,
    "h": 257.9
  },
  "luminance": 0.08069
}

Semantic roles & 50–950 ramp

primary
#33517D
secondary
#AA8D62
accent
#A056D2
background
#F7F7FA
surface
#EDEEF3
border
#C8C9CD
text
#080A0F
muted
#7B7C7F

Preview Lab

Preview with #33517D

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

Preview Lab → · Contrast checker → · Palette generator →

#33517D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva