#334E8A#334E8A

#334E8A is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.4% C 0.105 H 264.2°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#334E8A
RGB	rgb(51, 78, 138)
HSL	hsl(221, 46%, 37%)
HSV	hsv(221, 63%, 54%)
CMYK	cmyk(63%, 43.5%, 0%, 45.9%)
CIE-LAB	lab(33.96, 9.80, -36.54)
CIE-LCH	lch(33.96, 37.83, 285.01°)
OKLab	oklab(43.39% -0.0105 -0.1041)
OKLCH	oklch(43.39% 0.105 264.2)
XYZ	xyz(8.6755, 7.9868, 25.1243)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334E8A #8A6F33

analogous

#337A8A #334E8A #43338A

triadic

#334E8A #8A334E #4E8A33

tetradic

#334E8A #8A337A #8A6F33 #338A43

square

#334E8A #8A337A #8A6F33 #338A43

split-complementary

#334E8A #8A4333 #7A8A33

monochromatic

#121B31 #22355D #334E8A #4467B7 #6E8AC9

Accessibility & contrast

On white

8.08

#334E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#334E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334E8A

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334E8A	#FFFFFF	#000000	##FFFFFF
##334E8A	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33548C

Deuteranopia (green-blind)

#264C89

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #334e8a;
/* rgb */ color: rgb(51, 78, 138);
/* oklch */ color: oklch(43.4% 0.105 264.2);

Tailwind

colors: {
  custom: {
    50: '#737fac',
    500: '#334e8a',
    950: '#000000',
  },
}

SCSS

$custom: #334e8a;
$custom-light: #737fac;
$custom-dark: #000000;

JSON

{
  "hex": "#334e8a",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 138
  },
  "hsl": {
    "h": 221.379,
    "s": 46.032,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43394,
    "c": 0.1046,
    "h": 264.2
  },
  "luminance": 0.07988
}

Semantic roles & 50–950 ramp

primary

#334E8A

secondary

#B19A67

accent

#AD52D6

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #334E8A

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

Preview Lab → · Contrast checker → · Palette generator →