#334FA8#334FA8

#334FA8 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.8% C 0.147 H 267.2°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#334FA8
RGB	rgb(51, 79, 168)
HSL	hsl(226, 53%, 43%)
HSV	hsv(226, 70%, 66%)
CMYK	cmyk(69.6%, 53%, 0%, 34.1%)
CIE-LAB	lab(36.22, 20.25, -51.04)
CIE-LCH	lch(36.22, 54.91, 291.64°)
OKLab	oklab(45.76% -0.0071 -0.1467)
OKLCH	oklch(45.76% 0.147 267.2)
XYZ	xyz(11.2267, 9.1218, 38.2072)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FA8 #A88C33

analogous

#3389A8 #334FA8 #5133A8

triadic

#334FA8 #A8334F #4FA833

tetradic

#334FA8 #A83389 #A88C33 #33A851

square

#334FA8 #A83389 #A88C33 #33A851

split-complementary

#334FA8 #A85133 #89A833

monochromatic

#16234A #253979 #334FA8 #4F6CC9 #7E93D8

Accessibility & contrast

On white

7.43

#334FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#334FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FA8

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FA8	#FFFFFF	#000000	##FFFFFF
##334FA8	1.00	7.43	2.82	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#145BAB

Deuteranopia (green-blind)

#0050A6

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334fa8;
/* rgb */ color: rgb(51, 79, 168);
/* oklch */ color: oklch(45.8% 0.147 267.2);

Tailwind

colors: {
  custom: {
    50: '#797fc2',
    500: '#334fa8',
    950: '#000000',
  },
}

SCSS

$custom: #334fa8;
$custom-light: #797fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#334fa8",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 168
  },
  "hsl": {
    "h": 225.641,
    "s": 53.425,
    "l": 42.941
  },
  "oklch": {
    "l": 0.45756,
    "c": 0.14685,
    "h": 267.2
  },
  "luminance": 0.09123
}

Semantic roles & 50–950 ramp

primary

#334FA8

secondary

#C1AF76

accent

#BA4BDD

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334FA8

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

Preview Lab → · Contrast checker → · Palette generator →