#338CB2#338CB2

#338CB2 is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.4% C 0.101 H 230.2°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#338CB2
RGB	rgb(51, 140, 178)
HSL	hsl(198, 55%, 45%)
HSV	hsv(198, 71%, 70%)
CMYK	cmyk(71.3%, 21.3%, 0%, 30.2%)
CIE-LAB	lab(54.73, -13.68, -27.57)
CIE-LCH	lch(54.73, 30.78, 243.60°)
OKLab	oklab(60.39% -0.0644 -0.0774)
OKLCH	oklch(60.39% 0.101 230.2)
XYZ	xyz(18.7760, 22.6722, 45.4975)
Luminance	0.2267 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338CB2 #B25933

analogous

#33B299 #338CB2 #334CB2

triadic

#338CB2 #B2338C #8CB233

tetradic

#338CB2 #9933B2 #B25933 #4CB233

square

#338CB2 #9933B2 #B25933 #4CB233

split-complementary

#338CB2 #B2334C #B29933

monochromatic

#184153 #256782 #338CB2 #54AACE #84C1DC

Accessibility & contrast

On white

3.79

#338CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#338CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338CB2

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338CB2	#FFFFFF	#000000	##000000
##338CB2	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798AB4

Deuteranopia (green-blind)

#677DB1

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #338cb2;
/* rgb */ color: rgb(51, 140, 178);
/* oklch */ color: oklch(60.4% 0.101 230.2);

Tailwind

colors: {
  custom: {
    50: '#7badc9',
    500: '#338cb2',
    950: '#000000',
  },
}

SCSS

$custom: #338cb2;
$custom-light: #7badc9;
$custom-dark: #000000;

JSON

{
  "hex": "#338cb2",
  "rgb": {
    "r": 51,
    "g": 140,
    "b": 178
  },
  "hsl": {
    "h": 197.953,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.60391,
    "c": 0.10066,
    "h": 230.2
  },
  "luminance": 0.22674
}

Semantic roles & 50–950 ramp

primary

#338CB2

secondary

#C5927C

accent

#7649DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338CB2

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

Preview Lab → · Contrast checker → · Palette generator →