#334D83#334D83

#334D83 is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.7% C 0.095 H 263.5°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#334D83
RGB	rgb(51, 77, 131)
HSL	hsl(221, 44%, 36%)
HSV	hsv(221, 61%, 51%)
CMYK	cmyk(61.1%, 41.2%, 0%, 48.6%)
CIE-LAB	lab(33.24, 7.91, -33.37)
CIE-LCH	lch(33.24, 34.30, 283.34°)
OKLab	oklab(42.71% -0.0108 -0.0948)
OKLCH	oklch(42.71% 0.095 263.5)
XYZ	xyz(8.1144, 7.6496, 22.5172)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334D83 #836933

analogous

#337583 #334D83 #413383

triadic

#334D83 #83334D #4D8333

tetradic

#334D83 #833375 #836933 #338341

square

#334D83 #833375 #836933 #338341

split-complementary

#334D83 #834133 #758333

monochromatic

#11192B #223357 #334D83 #4467AF #6B88C5

Accessibility & contrast

On white

8.30

#334D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#334D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334D83

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334D83	#FFFFFF	#000000	##FFFFFF
##334D83	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365285

Deuteranopia (green-blind)

#2B4B82

Tritanopia (blue-blind)

#005961

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #334d83;
/* rgb */ color: rgb(51, 77, 131);
/* oklch */ color: oklch(42.7% 0.095 263.5);

Tailwind

colors: {
  custom: {
    50: '#727ea7',
    500: '#334d83',
    950: '#000000',
  },
}

SCSS

$custom: #334d83;
$custom-light: #727ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#334d83",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 131
  },
  "hsl": {
    "h": 220.5,
    "s": 43.956,
    "l": 35.686
  },
  "oklch": {
    "l": 0.42709,
    "c": 0.09541,
    "h": 263.5
  },
  "luminance": 0.0765
}

Semantic roles & 50–950 ramp

primary

#334D83

secondary

#AD9665

accent

#AA54D4

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #334D83

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

Preview Lab → · Contrast checker → · Palette generator →