#33477B#33477B

#33477B is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.8% C 0.091 H 266.6°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#33477B
RGB	rgb(51, 71, 123)
HSL	hsl(223, 41%, 34%)
HSV	hsv(223, 59%, 48%)
CMYK	cmyk(58.5%, 42.3%, 0%, 51.8%)
CIE-LAB	lab(30.97, 9.02, -32.01)
CIE-LCH	lch(30.97, 33.26, 285.73°)
OKLab	oklab(40.81% -0.0055 -0.0909)
OKLCH	oklch(40.81% 0.091 266.6)
XYZ	xyz(7.1924, 6.6398, 19.6376)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33477B #7B6733

analogous

#336B7B #33477B #43337B

triadic

#33477B #7B3347 #477B33

tetradic

#33477B #7B336B #7B6733 #337B43

square

#33477B #7B336B #7B6733 #337B43

split-complementary

#33477B #7B4333 #6B7B33

monochromatic

#0F1524 #212E50 #33477B #4560A6 #6881C0

Accessibility & contrast

On white

9.02

#33477B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#33477B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33477B

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33477B	#FFFFFF	#000000	##FFFFFF
##33477B	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314C7D

Deuteranopia (green-blind)

#28467A

Tritanopia (blue-blind)

#04525B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #33477b;
/* rgb */ color: rgb(51, 71, 123);
/* oklch */ color: oklch(40.8% 0.091 266.6);

Tailwind

colors: {
  custom: {
    50: '#7179a1',
    500: '#33477b',
    950: '#000000',
  },
}

SCSS

$custom: #33477b;
$custom-light: #7179a1;
$custom-dark: #000000;

JSON

{
  "hex": "#33477b",
  "rgb": {
    "r": 51,
    "g": 71,
    "b": 123
  },
  "hsl": {
    "h": 223.333,
    "s": 41.379,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40805,
    "c": 0.09104,
    "h": 266.6
  },
  "luminance": 0.0664
}

Semantic roles & 50–950 ramp

primary

#33477B

secondary

#A89562

accent

#AF57D1

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08090F

muted

#7B7B7E

Preview Lab

Preview with #33477B

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

Preview Lab → · Contrast checker → · Palette generator →