#33447F#33447F

#33447F is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.4% C 0.101 H 269.4°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#33447F
RGB	rgb(51, 68, 127)
HSL	hsl(227, 43%, 35%)
HSV	hsv(227, 60%, 50%)
CMYK	cmyk(59.8%, 46.5%, 0%, 50.2%)
CIE-LAB	lab(30.33, 12.48, -35.54)
CIE-LCH	lch(30.33, 37.66, 289.35°)
OKLab	oklab(40.39% -0.0011 -0.1013)
OKLCH	oklch(40.39% 0.101 269.4)
XYZ	xyz(7.2619, 6.3698, 20.9214)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33447F #7F6E33

analogous

#336A7F #33447F #48337F

triadic

#33447F #7F3344 #447F33

tetradic

#33447F #7F336A #7F6E33 #337F48

square

#33447F #7F336A #7F6E33 #337F48

split-complementary

#33447F #7F4833 #6A7F33

monochromatic

#101528 #212D53 #33447F #455BAB #697DC3

Accessibility & contrast

On white

9.23

#33447F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#33447F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33447F

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33447F	#FFFFFF	#000000	##FFFFFF
##33447F	1.00	9.23	2.27	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294B81

Deuteranopia (green-blind)

#1F447E

Tritanopia (blue-blind)

#00515B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #33447f;
/* rgb */ color: rgb(51, 68, 127);
/* oklch */ color: oklch(40.4% 0.101 269.4);

Tailwind

colors: {
  custom: {
    50: '#7277a4',
    500: '#33447f',
    950: '#000000',
  },
}

SCSS

$custom: #33447f;
$custom-light: #7277a4;
$custom-dark: #000000;

JSON

{
  "hex": "#33447f",
  "rgb": {
    "r": 51,
    "g": 68,
    "b": 127
  },
  "hsl": {
    "h": 226.579,
    "s": 42.697,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40388,
    "c": 0.10126,
    "h": 269.4
  },
  "luminance": 0.0637
}

Semantic roles & 50–950 ramp

primary

#33447F

secondary

#AB9B63

accent

#B655D2

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #33447F

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

Preview Lab → · Contrast checker → · Palette generator →