#334EC9#334EC9

#334EC9 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.3% C 0.193 H 268.5°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#334EC9
RGB	rgb(51, 78, 201)
HSL	hsl(229, 60%, 49%)
HSV	hsv(229, 75%, 79%)
CMYK	cmyk(74.6%, 61.2%, 0%, 21.2%)
CIE-LAB	lab(38.49, 33.06, -66.74)
CIE-LCH	lch(38.49, 74.48, 296.35°)
OKLab	oklab(48.26% -0.0051 -0.1928)
OKLCH	oklch(48.26% 0.193 268.5)
XYZ	xyz(14.6286, 10.3680, 56.4773)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EC9 #C9AE33

analogous

#3399C9 #334EC9 #6333C9

triadic

#334EC9 #C9334E #4EC933

tetradic

#334EC9 #C93399 #C9AE33 #33C963

square

#334EC9 #C93399 #C9AE33 #33C963

split-complementary

#334EC9 #C96333 #99C933

monochromatic

#1A2867 #273B98 #334EC9 #6277D7 #93A1E4

Accessibility & contrast

On white

6.83

#334EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#334EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #334EC9

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EC9	#FFFFFF	#000000	##FFFFFF
##334EC9	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CD

Deuteranopia (green-blind)

#0054C7

Tritanopia (blue-blind)

#006E84

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #334ec9;
/* rgb */ color: rgb(51, 78, 201);
/* oklch */ color: oklch(48.3% 0.193 268.5);

Tailwind

colors: {
  custom: {
    50: '#807fda',
    500: '#334ec9',
    950: '#000000',
  },
}

SCSS

$custom: #334ec9;
$custom-light: #807fda;
$custom-dark: #000000;

JSON

{
  "hex": "#334ec9",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 201
  },
  "hsl": {
    "h": 229.2,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48257,
    "c": 0.1929,
    "h": 268.5
  },
  "luminance": 0.1037
}

Semantic roles & 50–950 ramp

primary

#334EC9

secondary

#CFC289

accent

#C645E3

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #334EC9

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

Preview Lab → · Contrast checker → · Palette generator →