#338EA3#338EA3

#338EA3 is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.2% C 0.090 H 216.1°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#338EA3
RGB	rgb(51, 142, 163)
HSL	hsl(191, 52%, 42%)
HSV	hsv(191, 69%, 64%)
CMYK	cmyk(68.7%, 12.9%, 0%, 36.1%)
CIE-LAB	lab(54.75, -19.73, -18.94)
CIE-LCH	lch(54.75, 27.35, 223.82°)
OKLab	oklab(60.21% -0.0723 -0.0527)
OKLCH	oklch(60.21% 0.09 216.1)
XYZ	xyz(17.6464, 22.6922, 38.0933)
Luminance	0.2269 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338EA3 #A34833

analogous

#33A380 #338EA3 #3356A3

triadic

#338EA3 #A3338E #8EA333

tetradic

#338EA3 #8033A3 #A34833 #56A333

square

#338EA3 #8033A3 #A34833 #56A333

split-complementary

#338EA3 #A33356 #A38033

monochromatic

#163D46 #246574 #338EA3 #4CB0C7 #7BC5D6

Accessibility & contrast

On white

3.79

#338EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#338EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338EA3

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338EA3	#FFFFFF	#000000	##000000
##338EA3	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808AA4

Deuteranopia (green-blind)

#707EA3

Tritanopia (blue-blind)

#009695

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #338ea3;
/* rgb */ color: rgb(51, 142, 163);
/* oklch */ color: oklch(60.2% 0.090 216.1);

Tailwind

colors: {
  custom: {
    50: '#79afbe',
    500: '#338ea3',
    950: '#000000',
  },
}

SCSS

$custom: #338ea3;
$custom-light: #79afbe;
$custom-dark: #000000;

JSON

{
  "hex": "#338ea3",
  "rgb": {
    "r": 51,
    "g": 142,
    "b": 163
  },
  "hsl": {
    "h": 191.25,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.60211,
    "c": 0.08951,
    "h": 216.1
  },
  "luminance": 0.22694
}

Semantic roles & 50–950 ramp

primary

#338EA3

secondary

#BE8273

accent

#674CDC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #338EA3

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

Preview Lab → · Contrast checker → · Palette generator →