#334B89#334B89

#334B89 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.6% C 0.107 H 266.1°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#334B89
RGB	rgb(51, 75, 137)
HSL	hsl(223, 46%, 37%)
HSV	hsv(223, 63%, 54%)
CMYK	cmyk(62.8%, 45.3%, 0%, 46.3%)
CIE-LAB	lab(33.01, 11.43, -37.44)
CIE-LCH	lch(33.01, 39.14, 286.97°)
OKLab	oklab(42.65% -0.0073 -0.1067)
OKLCH	oklch(42.65% 0.107 266.1)
XYZ	xyz(8.3951, 7.5414, 24.6753)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334B89 #897133

analogous

#337689 #334B89 #463389

triadic

#334B89 #89334B #4B8933

tetradic

#334B89 #893376 #897133 #338946

square

#334B89 #893376 #897133 #338946

split-complementary

#334B89 #894633 #768933

monochromatic

#121A30 #22335C #334B89 #4463B6 #6E87C9

Accessibility & contrast

On white

8.37

#334B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#334B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334B89

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334B89	#FFFFFF	#000000	##FFFFFF
##334B89	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E528B

Deuteranopia (green-blind)

#224A88

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #334b89;
/* rgb */ color: rgb(51, 75, 137);
/* oklch */ color: oklch(42.6% 0.107 266.1);

Tailwind

colors: {
  custom: {
    50: '#737cac',
    500: '#334b89',
    950: '#000000',
  },
}

SCSS

$custom: #334b89;
$custom-light: #737cac;
$custom-dark: #000000;

JSON

{
  "hex": "#334b89",
  "rgb": {
    "r": 51,
    "g": 75,
    "b": 137
  },
  "hsl": {
    "h": 223.256,
    "s": 45.745,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42646,
    "c": 0.10699,
    "h": 266.1
  },
  "luminance": 0.07542
}

Semantic roles & 50–950 ramp

primary

#334B89

secondary

#B19C67

accent

#B152D5

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #334B89

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

Preview Lab → · Contrast checker → · Palette generator →