#33599D#33599D

#33599D is a mid, moderate blue. Relative luminance 0.103; OKLCH L 47.1% C 0.119 H 261.1°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#33599D
RGB	rgb(51, 89, 157)
HSL	hsl(218, 51%, 41%)
HSV	hsv(218, 68%, 62%)
CMYK	cmyk(67.5%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(38.34, 9.58, -41.05)
CIE-LCH	lch(38.34, 42.15, 283.14°)
OKLab	oklab(47.15% -0.0184 -0.1171)
OKLCH	oklch(47.15% 0.119 261.1)
XYZ	xyz(11.0213, 10.2818, 33.2955)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33599D #9D7733

analogous

#338E9D #33599D #42339D

triadic

#33599D #9D3359 #599D33

tetradic

#33599D #9D338E #9D7733 #339D42

square

#33599D #9D338E #9D7733 #339D42

split-complementary

#33599D #9D4233 #8E9D33

monochromatic

#152541 #243F6F #33599D #4975C4 #7798D3

Accessibility & contrast

On white

6.87

#33599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#33599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #33599D

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33599D	#FFFFFF	#000000	##FFFFFF
##33599D	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3960A0

Deuteranopia (green-blind)

#28569C

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #33599d;
/* rgb */ color: rgb(51, 89, 157);
/* oklch */ color: oklch(47.1% 0.119 261.1);

Tailwind

colors: {
  custom: {
    50: '#7687ba',
    500: '#33599d',
    950: '#000000',
  },
}

SCSS

$custom: #33599d;
$custom-light: #7687ba;
$custom-dark: #000000;

JSON

{
  "hex": "#33599d",
  "rgb": {
    "r": 51,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 218.491,
    "s": 50.962,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4715,
    "c": 0.11857,
    "h": 261.1
  },
  "luminance": 0.10283
}

Semantic roles & 50–950 ramp

primary

#33599D

secondary

#BBA170

accent

#A84DDA

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #33599D

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

Preview Lab → · Contrast checker → · Palette generator →