#334FA1#334FA1

#334FA1 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.2% C 0.137 H 266.7°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#334FA1
RGB	rgb(51, 79, 161)
HSL	hsl(225, 52%, 42%)
HSV	hsv(225, 68%, 63%)
CMYK	cmyk(68.3%, 50.9%, 0%, 36.9%)
CIE-LAB	lab(35.73, 17.64, -47.64)
CIE-LCH	lch(35.73, 50.80, 290.32°)
OKLab	oklab(45.23% -0.0079 -0.1367)
OKLCH	oklch(45.23% 0.137 266.7)
XYZ	xyz(10.5920, 8.8680, 34.8648)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FA1 #A18533

analogous

#3386A1 #334FA1 #4E33A1

triadic

#334FA1 #A1334F #4FA133

tetradic

#334FA1 #A13386 #A18533 #33A14E

square

#334FA1 #A13386 #A18533 #33A14E

split-complementary

#334FA1 #A14E33 #86A133

monochromatic

#162144 #243873 #334FA1 #4B6AC6 #7A91D5

Accessibility & contrast

On white

7.57

#334FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#334FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FA1

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FA1	#FFFFFF	#000000	##FFFFFF
##334FA1	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2059A4

Deuteranopia (green-blind)

#004F9F

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #334fa1;
/* rgb */ color: rgb(51, 79, 161);
/* oklch */ color: oklch(45.2% 0.137 266.7);

Tailwind

colors: {
  custom: {
    50: '#787fbd',
    500: '#334fa1',
    950: '#000000',
  },
}

SCSS

$custom: #334fa1;
$custom-light: #787fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#334fa1",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 161
  },
  "hsl": {
    "h": 224.727,
    "s": 51.887,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45229,
    "c": 0.13691,
    "h": 266.7
  },
  "luminance": 0.08869
}

Semantic roles & 50–950 ramp

primary

#334FA1

secondary

#BDAA72

accent

#B74CDB

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334FA1

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

Preview Lab → · Contrast checker → · Palette generator →