#334F7D#334F7D

#334F7D is a dark, moderate blue. Relative luminance 0.078; OKLCH L 42.8% C 0.084 H 259.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#334F7D
RGB	rgb(51, 79, 125)
HSL	hsl(217, 42%, 35%)
HSV	hsv(217, 59%, 49%)
CMYK	cmyk(59.2%, 36.8%, 0%, 51%)
CIE-LAB	lab(33.51, 4.44, -29.24)
CIE-LCH	lch(33.51, 29.57, 278.64°)
OKLab	oklab(42.81% -0.0147 -0.0827)
OKLCH	oklch(42.81% 0.084 259.9)
XYZ	xyz(7.8616, 7.7758, 20.4847)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334F7D #7D6133

analogous

#33747D #334F7D #3C337D

triadic

#334F7D #7D334F #4F7D33

tetradic

#334F7D #7D3374 #7D6133 #337D3C

square

#334F7D #7D3374 #7D6133 #337D3C

split-complementary

#334F7D #7D3C33 #747D33

monochromatic

#101826 #213452 #334F7D #456AA8 #698AC2

Accessibility & contrast

On white

8.22

#334F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#334F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334F7D

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334F7D	#FFFFFF	#000000	##FFFFFF
##334F7D	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C537F

Deuteranopia (green-blind)

#334C7C

Tritanopia (blue-blind)

#005960

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #334f7d;
/* rgb */ color: rgb(51, 79, 125);
/* oklch */ color: oklch(42.8% 0.084 259.9);

Tailwind

colors: {
  custom: {
    50: '#7180a3',
    500: '#334f7d',
    950: '#000000',
  },
}

SCSS

$custom: #334f7d;
$custom-light: #7180a3;
$custom-dark: #000000;

JSON

{
  "hex": "#334f7d",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 125
  },
  "hsl": {
    "h": 217.297,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42808,
    "c": 0.08398,
    "h": 259.9
  },
  "luminance": 0.07776
}

Semantic roles & 50–950 ramp

primary

#334F7D

secondary

#AA8F62

accent

#A356D2

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #334F7D

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

Preview Lab → · Contrast checker → · Palette generator →