#334EC5#334EC5

#334EC5 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.9% C 0.188 H 268.4°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#334EC5
RGB	rgb(51, 78, 197)
HSL	hsl(229, 59%, 49%)
HSV	hsv(229, 74%, 77%)
CMYK	cmyk(74.1%, 60.4%, 0%, 22.7%)
CIE-LAB	lab(38.17, 31.61, -64.95)
CIE-LCH	lch(38.17, 72.23, 295.95°)
OKLab	oklab(47.91% -0.0051 -0.1876)
OKLCH	oklch(47.91% 0.188 268.4)
XYZ	xyz(14.1642, 10.1823, 54.0314)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EC5 #C5AA33

analogous

#3397C5 #334EC5 #6133C5

triadic

#334EC5 #C5334E #4EC533

tetradic

#334EC5 #C53397 #C5AA33 #33C561

square

#334EC5 #C53397 #C5AA33 #33C561

split-complementary

#334EC5 #C56133 #97C533

monochromatic

#1A2864 #263B94 #334EC5 #5F75D6 #909FE2

Accessibility & contrast

On white

6.92

#334EC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#334EC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #334EC5

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EC5	#FFFFFF	#000000	##FFFFFF
##334EC5	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C9

Deuteranopia (green-blind)

#0053C3

Tritanopia (blue-blind)

#006C82

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #334ec5;
/* rgb */ color: rgb(51, 78, 197);
/* oklch */ color: oklch(47.9% 0.188 268.4);

Tailwind

colors: {
  custom: {
    50: '#7f7fd8',
    500: '#334ec5',
    950: '#000000',
  },
}

SCSS

$custom: #334ec5;
$custom-light: #7f7fd8;
$custom-dark: #000000;

JSON

{
  "hex": "#334ec5",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 197
  },
  "hsl": {
    "h": 228.904,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.47913,
    "c": 0.18765,
    "h": 268.4
  },
  "luminance": 0.10184
}

Semantic roles & 50–950 ramp

primary

#334EC5

secondary

#CDC087

accent

#C546E2

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #334EC5

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

Preview Lab → · Contrast checker → · Palette generator →