#334C71#334C71

#334C71 is a dark, moderate blue. Relative luminance 0.071; OKLCH L 41.4% C 0.070 H 258.0°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#334C71
RGB	rgb(51, 76, 113)
HSL	hsl(216, 38%, 32%)
HSV	hsv(216, 55%, 44%)
CMYK	cmyk(54.9%, 32.7%, 0%, 55.7%)
CIE-LAB	lab(31.95, 2.18, -24.20)
CIE-LCH	lch(31.95, 24.30, 275.15°)
OKLab	oklab(41.39% -0.0144 -0.0681)
OKLCH	oklch(41.39% 0.07 258)
XYZ	xyz(6.9293, 7.0644, 16.6180)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334C71 #715833

analogous

#336B71 #334C71 #393371

triadic

#334C71 #71334C #4C7133

tetradic

#334C71 #71336B #715833 #337139

square

#334C71 #71336B #715833 #337139

split-complementary

#334C71 #713933 #6B7133

monochromatic

#0D131D #203047 #334C71 #46689B #6587B9

Accessibility & contrast

On white

8.70

#334C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#334C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334C71

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334C71	#FFFFFF	#000000	##FFFFFF
##334C71	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4E73

Deuteranopia (green-blind)

#364870

Tritanopia (blue-blind)

#135459

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #334c71;
/* rgb */ color: rgb(51, 76, 113);
/* oklch */ color: oklch(41.4% 0.070 258.0);

Tailwind

colors: {
  custom: {
    50: '#6f7d9a',
    500: '#334c71',
    950: '#000000',
  },
}

SCSS

$custom: #334c71;
$custom-light: #6f7d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#334c71",
  "rgb": {
    "r": 51,
    "g": 76,
    "b": 113
  },
  "hsl": {
    "h": 215.806,
    "s": 37.805,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41386,
    "c": 0.06959,
    "h": 258
  },
  "luminance": 0.07065
}

Semantic roles & 50–950 ramp

primary

#334C71

secondary

#A2865E

accent

#9F5ACE

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#08090E

muted

#7B7B7E

Preview Lab

Preview with #334C71

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

Preview Lab → · Contrast checker → · Palette generator →