#334C8C#334C8C

#334C8C is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.110 H 265.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#334C8C
RGB	rgb(51, 76, 140)
HSL	hsl(223, 47%, 37%)
HSV	hsv(223, 64%, 55%)
CMYK	cmyk(63.6%, 45.7%, 0%, 45.1%)
CIE-LAB	lab(33.49, 11.86, -38.51)
CIE-LCH	lch(33.49, 40.29, 287.12°)
OKLab	oklab(43.08% -0.0079 -0.1099)
OKLCH	oklch(43.08% 0.11 265.9)
XYZ	xyz(8.6817, 7.7654, 25.8472)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334C8C #8C7333

analogous

#33798C #334C8C #46338C

triadic

#334C8C #8C334C #4C8C33

tetradic

#334C8C #8C3379 #8C7333 #338C46

square

#334C8C #8C3379 #8C7333 #338C46

split-complementary

#334C8C #8C4633 #798C33

monochromatic

#121B32 #23345F #334C8C #4364B9 #6F89CB

Accessibility & contrast

On white

8.22

#334C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#334C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334C8C

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334C8C	#FFFFFF	#000000	##FFFFFF
##334C8C	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E538E

Deuteranopia (green-blind)

#204B8B

Tritanopia (blue-blind)

#005A65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #334c8c;
/* rgb */ color: rgb(51, 76, 140);
/* oklch */ color: oklch(43.1% 0.110 265.9);

Tailwind

colors: {
  custom: {
    50: '#747dae',
    500: '#334c8c',
    950: '#000000',
  },
}

SCSS

$custom: #334c8c;
$custom-light: #747dae;
$custom-dark: #000000;

JSON

{
  "hex": "#334c8c",
  "rgb": {
    "r": 51,
    "g": 76,
    "b": 140
  },
  "hsl": {
    "h": 223.146,
    "s": 46.597,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43076,
    "c": 0.11016,
    "h": 265.9
  },
  "luminance": 0.07766
}

Semantic roles & 50–950 ramp

primary

#334C8C

secondary

#B29E68

accent

#B152D6

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #334C8C

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

Preview Lab → · Contrast checker → · Palette generator →