#334EA1#334EA1

#334EA1 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.0% C 0.138 H 267.1°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#334EA1
RGB	rgb(51, 78, 161)
HSL	hsl(225, 52%, 42%)
HSV	hsv(225, 68%, 63%)
CMYK	cmyk(68.3%, 51.6%, 0%, 36.9%)
CIE-LAB	lab(35.45, 18.31, -48.09)
CIE-LCH	lch(35.45, 51.46, 290.84°)
OKLab	oklab(45.02% -0.0069 -0.138)
OKLCH	oklch(45.02% 0.138 267.1)
XYZ	xyz(10.5204, 8.7248, 34.8409)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EA1 #A18633

analogous

#3385A1 #334EA1 #4F33A1

triadic

#334EA1 #A1334E #4EA133

tetradic

#334EA1 #A13385 #A18633 #33A14F

square

#334EA1 #A13385 #A18633 #33A14F

split-complementary

#334EA1 #A14F33 #85A133

monochromatic

#162144 #243773 #334EA1 #4B69C6 #7A90D5

Accessibility & contrast

On white

7.65

#334EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#334EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EA1

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EA1	#FFFFFF	#000000	##FFFFFF
##334EA1	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D59A4

Deuteranopia (green-blind)

#004F9F

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334ea1;
/* rgb */ color: rgb(51, 78, 161);
/* oklch */ color: oklch(45.0% 0.138 267.1);

Tailwind

colors: {
  custom: {
    50: '#787fbd',
    500: '#334ea1',
    950: '#000000',
  },
}

SCSS

$custom: #334ea1;
$custom-light: #787fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#334ea1",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 161
  },
  "hsl": {
    "h": 225.273,
    "s": 51.887,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45016,
    "c": 0.1382,
    "h": 267.1
  },
  "luminance": 0.08726
}

Semantic roles & 50–950 ramp

primary

#334EA1

secondary

#BDAB72

accent

#B84CDB

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334EA1

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

Preview Lab → · Contrast checker → · Palette generator →