#334EA3#334EA3

#334EA3 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.2% C 0.141 H 267.3°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#334EA3
RGB	rgb(51, 78, 163)
HSL	hsl(226, 52%, 42%)
HSV	hsv(226, 69%, 64%)
CMYK	cmyk(68.7%, 52.1%, 0%, 36.1%)
CIE-LAB	lab(35.59, 19.05, -49.07)
CIE-LCH	lch(35.59, 52.63, 291.22°)
OKLab	oklab(45.17% -0.0067 -0.1409)
OKLCH	oklch(45.17% 0.141 267.3)
XYZ	xyz(10.6982, 8.7959, 35.7772)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EA3 #A38833

analogous

#3386A3 #334EA3 #5033A3

triadic

#334EA3 #A3334E #4EA333

tetradic

#334EA3 #A33386 #A38833 #33A350

square

#334EA3 #A33386 #A38833 #33A350

split-complementary

#334EA3 #A35033 #86A333

monochromatic

#162146 #243874 #334EA3 #4C6AC7 #7B91D6

Accessibility & contrast

On white

7.61

#334EA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#334EA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EA3

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EA3	#FFFFFF	#000000	##FFFFFF
##334EA3	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A59A6

Deuteranopia (green-blind)

#004FA1

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #334ea3;
/* rgb */ color: rgb(51, 78, 163);
/* oklch */ color: oklch(45.2% 0.141 267.3);

Tailwind

colors: {
  custom: {
    50: '#787fbf',
    500: '#334ea3',
    950: '#000000',
  },
}

SCSS

$custom: #334ea3;
$custom-light: #787fbf;
$custom-dark: #000000;

JSON

{
  "hex": "#334ea3",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 163
  },
  "hsl": {
    "h": 225.536,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.45167,
    "c": 0.14105,
    "h": 267.3
  },
  "luminance": 0.08797
}

Semantic roles & 50–950 ramp

primary

#334EA3

secondary

#BEAC73

accent

#B94CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334EA3

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

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