#334E80#334E80

#334E80 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.8% C 0.090 H 261.8°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#334E80
RGB	rgb(51, 78, 128)
HSL	hsl(219, 43%, 35%)
HSV	hsv(219, 60%, 50%)
CMYK	cmyk(60.2%, 39.1%, 0%, 49.8%)
CIE-LAB	lab(33.37, 6.17, -31.31)
CIE-LCH	lch(33.37, 31.91, 281.15°)
OKLab	oklab(42.75% -0.0127 -0.0888)
OKLCH	oklch(42.75% 0.09 261.8)
XYZ	xyz(7.9846, 7.7104, 21.4854)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334E80 #806533

analogous

#337580 #334E80 #3E3380

triadic

#334E80 #80334E #4E8033

tetradic

#334E80 #803375 #806533 #33803E

square

#334E80 #803375 #806533 #33803E

split-complementary

#334E80 #803E33 #758033

monochromatic

#101928 #223354 #334E80 #4469AC #6A89C4

Accessibility & contrast

On white

8.26

#334E80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#334E80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334E80

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334E80	#FFFFFF	#000000	##FFFFFF
##334E80	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395282

Deuteranopia (green-blind)

#2F4B7F

Tritanopia (blue-blind)

#005961

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #334e80;
/* rgb */ color: rgb(51, 78, 128);
/* oklch */ color: oklch(42.8% 0.090 261.8);

Tailwind

colors: {
  custom: {
    50: '#717fa5',
    500: '#334e80',
    950: '#000000',
  },
}

SCSS

$custom: #334e80;
$custom-light: #717fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#334e80",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 128
  },
  "hsl": {
    "h": 218.961,
    "s": 43.017,
    "l": 35.098
  },
  "oklch": {
    "l": 0.42754,
    "c": 0.08967,
    "h": 261.8
  },
  "luminance": 0.07711
}

Semantic roles & 50–950 ramp

primary

#334E80

secondary

#AB9263

accent

#A755D3

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #334E80

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

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