#334FC3#334FC3

#334FC3 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.9% C 0.184 H 268.2°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#334FC3
RGB	rgb(51, 79, 195)
HSL	hsl(228, 59%, 48%)
HSV	hsv(228, 74%, 76%)
CMYK	cmyk(73.8%, 59.5%, 0%, 23.5%)
CIE-LAB	lab(38.26, 30.23, -63.63)
CIE-LCH	lch(38.26, 70.45, 295.41°)
OKLab	oklab(47.93% -0.0058 -0.1837)
OKLCH	oklch(47.93% 0.184 268.2)
XYZ	xyz(14.0081, 10.2344, 52.8564)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FC3 #C3A733

analogous

#3397C3 #334FC3 #5F33C3

triadic

#334FC3 #C3334F #4FC333

tetradic

#334FC3 #C33397 #C3A733 #33C35F

square

#334FC3 #C33397 #C3A733 #33C35F

split-complementary

#334FC3 #C35F33 #97C333

monochromatic

#1A2862 #263B92 #334FC3 #5E75D5 #8F9FE2

Accessibility & contrast

On white

6.89

#334FC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#334FC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #334FC3

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FC3	#FFFFFF	#000000	##FFFFFF
##334FC3	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C7

Deuteranopia (green-blind)

#0054C1

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #334fc3;
/* rgb */ color: rgb(51, 79, 195);
/* oklch */ color: oklch(47.9% 0.184 268.2);

Tailwind

colors: {
  custom: {
    50: '#7f80d6',
    500: '#334fc3',
    950: '#000000',
  },
}

SCSS

$custom: #334fc3;
$custom-light: #7f80d6;
$custom-dark: #000000;

JSON

{
  "hex": "#334fc3",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 195
  },
  "hsl": {
    "h": 228.333,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.47931,
    "c": 0.1838,
    "h": 268.2
  },
  "luminance": 0.10236
}

Semantic roles & 50–950 ramp

primary

#334FC3

secondary

#CCBE86

accent

#C346E2

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #334FC3

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

Preview Lab → · Contrast checker → · Palette generator →