#334C8D#334C8D

#334C8D is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.112 H 266.0°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#334C8D
RGB	rgb(51, 76, 141)
HSL	hsl(223, 47%, 38%)
HSV	hsv(223, 64%, 55%)
CMYK	cmyk(63.8%, 46.1%, 0%, 44.7%)
CIE-LAB	lab(33.55, 12.23, -39.02)
CIE-LCH	lch(33.55, 40.89, 287.40°)
OKLab	oklab(43.14% -0.0077 -0.1114)
OKLCH	oklch(43.14% 0.112 266)
XYZ	xyz(8.7557, 7.7950, 26.2373)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334C8D #8D7433

analogous

#33798D #334C8D #47338D

triadic

#334C8D #8D334C #4C8D33

tetradic

#334C8D #8D3379 #8D7433 #338D47

square

#334C8D #8D3379 #8D7433 #338D47

split-complementary

#334C8D #8D4733 #798D33

monochromatic

#121C33 #233460 #334C8D #4364BA #6F89CB

Accessibility & contrast

On white

8.21

#334C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#334C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334C8D

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334C8D	#FFFFFF	#000000	##FFFFFF
##334C8D	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D538F

Deuteranopia (green-blind)

#1F4B8C

Tritanopia (blue-blind)

#005B65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #334c8d;
/* rgb */ color: rgb(51, 76, 141);
/* oklch */ color: oklch(43.1% 0.112 266.0);

Tailwind

colors: {
  custom: {
    50: '#747daf',
    500: '#334c8d',
    950: '#000000',
  },
}

SCSS

$custom: #334c8d;
$custom-light: #747daf;
$custom-dark: #000000;

JSON

{
  "hex": "#334c8d",
  "rgb": {
    "r": 51,
    "g": 76,
    "b": 141
  },
  "hsl": {
    "h": 223.333,
    "s": 46.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.43144,
    "c": 0.11165,
    "h": 266
  },
  "luminance": 0.07796
}

Semantic roles & 50–950 ramp

primary

#334C8D

secondary

#B39E69

accent

#B251D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #334C8D

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

Preview Lab → · Contrast checker → · Palette generator →