#334BA7#334BA7

#334BA7 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.9% C 0.151 H 268.6°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#334BA7
RGB	rgb(51, 75, 167)
HSL	hsl(228, 53%, 43%)
HSV	hsv(228, 69%, 65%)
CMYK	cmyk(69.5%, 55.1%, 0%, 34.5%)
CIE-LAB	lab(35.05, 22.52, -52.32)
CIE-LCH	lch(35.05, 56.97, 293.29°)
OKLab	oklab(44.85% -0.0037 -0.1505)
OKLCH	oklch(44.85% 0.151 268.6)
XYZ	xyz(10.8540, 8.5249, 37.6252)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334BA7 #A78F33

analogous

#3385A7 #334BA7 #5533A7

triadic

#334BA7 #A7334B #4BA733

tetradic

#334BA7 #A73385 #A78F33 #33A755

square

#334BA7 #A73385 #A78F33 #33A755

split-complementary

#334BA7 #A75533 #85A733

monochromatic

#162149 #253678 #334BA7 #4E68C9 #7D90D7

Accessibility & contrast

On white

7.76

#334BA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#334BA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334BA7

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334BA7	#FFFFFF	#000000	##FFFFFF
##334BA7	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AA

Deuteranopia (green-blind)

#004DA5

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #334ba7;
/* rgb */ color: rgb(51, 75, 167);
/* oklch */ color: oklch(44.9% 0.151 268.6);

Tailwind

colors: {
  custom: {
    50: '#797cc2',
    500: '#334ba7',
    950: '#000000',
  },
}

SCSS

$custom: #334ba7;
$custom-light: #797cc2;
$custom-dark: #000000;

JSON

{
  "hex": "#334ba7",
  "rgb": {
    "r": 51,
    "g": 75,
    "b": 167
  },
  "hsl": {
    "h": 227.586,
    "s": 53.211,
    "l": 42.745
  },
  "oklch": {
    "l": 0.44854,
    "c": 0.15057,
    "h": 268.6
  },
  "luminance": 0.08526
}

Semantic roles & 50–950 ramp

primary

#334BA7

secondary

#C0B176

accent

#BF4BDD

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #334BA7

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

Preview Lab → · Contrast checker → · Palette generator →