#338DB2#338DB2

#338DB2 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.6% C 0.100 H 229.3°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#338DB2
RGB	rgb(51, 141, 178)
HSL	hsl(197, 55%, 45%)
HSV	hsv(197, 71%, 70%)
CMYK	cmyk(71.3%, 20.8%, 0%, 30.2%)
CIE-LAB	lab(55.04, -14.24, -27.10)
CIE-LCH	lch(55.04, 30.61, 242.28°)
OKLab	oklab(60.63% -0.0654 -0.076)
OKLCH	oklch(60.63% 0.1 229.3)
XYZ	xyz(18.9228, 22.9658, 45.5464)
Luminance	0.2297 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338DB2 #B25833

analogous

#33B297 #338DB2 #334EB2

triadic

#338DB2 #B2338D #8DB233

tetradic

#338DB2 #9733B2 #B25833 #4EB233

square

#338DB2 #9733B2 #B25833 #4EB233

split-complementary

#338DB2 #B2334E #B29733

monochromatic

#184253 #256782 #338DB2 #54ABCE #84C2DC

Accessibility & contrast

On white

3.75

#338DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#338DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338DB2

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338DB2	#FFFFFF	#000000	##000000
##338DB2	1.00	3.75	5.59	5.59
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB4

Deuteranopia (green-blind)

#697EB1

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338db2;
/* rgb */ color: rgb(51, 141, 178);
/* oklch */ color: oklch(60.6% 0.100 229.3);

Tailwind

colors: {
  custom: {
    50: '#7baec9',
    500: '#338db2',
    950: '#000000',
  },
}

SCSS

$custom: #338db2;
$custom-light: #7baec9;
$custom-dark: #000000;

JSON

{
  "hex": "#338db2",
  "rgb": {
    "r": 51,
    "g": 141,
    "b": 178
  },
  "hsl": {
    "h": 197.48,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.60633,
    "c": 0.10029,
    "h": 229.3
  },
  "luminance": 0.22968
}

Semantic roles & 50–950 ramp

primary

#338DB2

secondary

#C5917C

accent

#7549DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338DB2

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

Preview Lab → · Contrast checker → · Palette generator →