#334EA6#334EA6

#334EA6 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.4% C 0.145 H 267.5°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#334EA6
RGB	rgb(51, 78, 166)
HSL	hsl(226, 53%, 43%)
HSV	hsv(226, 69%, 65%)
CMYK	cmyk(69.3%, 53%, 0%, 34.9%)
CIE-LAB	lab(35.80, 20.17, -50.52)
CIE-LCH	lch(35.80, 54.39, 291.76°)
OKLab	oklab(45.39% -0.0064 -0.1452)
OKLCH	oklch(45.39% 0.145 267.5)
XYZ	xyz(10.9702, 8.9047, 37.2096)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EA6 #A68B33

analogous

#3387A6 #334EA6 #5233A6

triadic

#334EA6 #A6334E #4EA633

tetradic

#334EA6 #A63387 #A68B33 #33A652

square

#334EA6 #A63387 #A68B33 #33A652

split-complementary

#334EA6 #A65233 #87A633

monochromatic

#162248 #253877 #334EA6 #4E6BC9 #7C92D7

Accessibility & contrast

On white

7.55

#334EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#334EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EA6

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EA6	#FFFFFF	#000000	##FFFFFF
##334EA6	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#145AA9

Deuteranopia (green-blind)

#004FA4

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #334ea6;
/* rgb */ color: rgb(51, 78, 166);
/* oklch */ color: oklch(45.4% 0.145 267.5);

Tailwind

colors: {
  custom: {
    50: '#797fc1',
    500: '#334ea6',
    950: '#000000',
  },
}

SCSS

$custom: #334ea6;
$custom-light: #797fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#334ea6",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 166
  },
  "hsl": {
    "h": 225.913,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.45394,
    "c": 0.14531,
    "h": 267.5
  },
  "luminance": 0.08906
}

Semantic roles & 50–950 ramp

primary

#334EA6

secondary

#C0AE75

accent

#BA4BDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334EA6

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

Preview Lab → · Contrast checker → · Palette generator →