#334188#334188

#334188 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 40.4% C 0.119 H 271.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#334188
RGB	rgb(51, 65, 136)
HSL	hsl(230, 45%, 37%)
HSV	hsv(230, 63%, 53%)
CMYK	cmyk(62.5%, 52.2%, 0%, 46.7%)
CIE-LAB	lab(30.06, 17.79, -41.55)
CIE-LCH	lch(30.06, 45.19, 293.17°)
OKLab	oklab(40.38% 0.0035 -0.119)
OKLCH	oklch(40.38% 0.119 271.7)
XYZ	xyz(7.6980, 6.2613, 24.0907)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334188 #887A33

analogous

#336C88 #334188 #503388

triadic

#334188 #883341 #418833

tetradic

#334188 #88336C #887A33 #338850

square

#334188 #88336C #887A33 #338850

split-complementary

#334188 #885033 #6C8833

monochromatic

#12162F #222C5B #334188 #4456B5 #6D7CC8

Accessibility & contrast

On white

9.32

#334188 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#334188 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334188

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334188	#FFFFFF	#000000	##FFFFFF
##334188	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4B8B

Deuteranopia (green-blind)

#054387

Tritanopia (blue-blind)

#00515E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #334188;
/* rgb */ color: rgb(51, 65, 136);
/* oklch */ color: oklch(40.4% 0.119 271.7);

Tailwind

colors: {
  custom: {
    50: '#7375ab',
    500: '#334188',
    950: '#000000',
  },
}

SCSS

$custom: #334188;
$custom-light: #7375ab;
$custom-dark: #000000;

JSON

{
  "hex": "#334188",
  "rgb": {
    "r": 51,
    "g": 65,
    "b": 136
  },
  "hsl": {
    "h": 230.118,
    "s": 45.455,
    "l": 36.667
  },
  "oklch": {
    "l": 0.4038,
    "c": 0.11901,
    "h": 271.7
  },
  "luminance": 0.06262
}

Semantic roles & 50–950 ramp

primary

#334188

secondary

#B0A467

accent

#C053D5

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #334188

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

Preview Lab → · Contrast checker → · Palette generator →