#338DB3#338DB3

#338DB3 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.7% C 0.101 H 230.0°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#338DB3
RGB	rgb(51, 141, 179)
HSL	hsl(198, 56%, 45%)
HSV	hsv(198, 72%, 70%)
CMYK	cmyk(71.5%, 21.2%, 0%, 29.8%)
CIE-LAB	lab(55.08, -13.90, -27.61)
CIE-LCH	lch(55.08, 30.91, 243.27°)
OKLab	oklab(60.68% -0.0651 -0.0775)
OKLCH	oklch(60.68% 0.101 230)
XYZ	xyz(19.0235, 23.0061, 46.0771)
Luminance	0.2301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338DB3 #B35933

analogous

#33B399 #338DB3 #334DB3

triadic

#338DB3 #B3338D #8DB333

tetradic

#338DB3 #9933B3 #B35933 #4DB333

square

#338DB3 #9933B3 #B35933 #4DB333

split-complementary

#338DB3 #B3334D #B39933

monochromatic

#184254 #256783 #338DB3 #55AACE #84C2DC

Accessibility & contrast

On white

3.75

#338DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#338DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338DB3

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338DB3	#FFFFFF	#000000	##000000
##338DB3	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#687EB2

Tritanopia (blue-blind)

#00989A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338db3;
/* rgb */ color: rgb(51, 141, 179);
/* oklch */ color: oklch(60.7% 0.101 230.0);

Tailwind

colors: {
  custom: {
    50: '#7baeca',
    500: '#338db3',
    950: '#000000',
  },
}

SCSS

$custom: #338db3;
$custom-light: #7baeca;
$custom-dark: #000000;

JSON

{
  "hex": "#338db3",
  "rgb": {
    "r": 51,
    "g": 141,
    "b": 179
  },
  "hsl": {
    "h": 197.813,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6068,
    "c": 0.10116,
    "h": 230
  },
  "luminance": 0.23008
}

Semantic roles & 50–950 ramp

primary

#338DB3

secondary

#C6927C

accent

#7549DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338DB3

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

Preview Lab → · Contrast checker → · Palette generator →