#338BB3#338BB3

#338BB3 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.2% C 0.102 H 231.8°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#338BB3
RGB	rgb(51, 139, 179)
HSL	hsl(199, 56%, 45%)
HSV	hsv(199, 72%, 70%)
CMYK	cmyk(71.5%, 22.3%, 0%, 29.8%)
CIE-LAB	lab(54.47, -12.79, -28.55)
CIE-LCH	lch(54.47, 31.28, 245.87°)
OKLab	oklab(60.2% -0.063 -0.0802)
OKLCH	oklch(60.2% 0.102 231.8)
XYZ	xyz(18.7313, 22.4216, 45.9797)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338BB3 #B35B33

analogous

#33B39B #338BB3 #334BB3

triadic

#338BB3 #B3338B #8BB333

tetradic

#338BB3 #9B33B3 #B35B33 #4BB333

square

#338BB3 #9B33B3 #B35B33 #4BB333

split-complementary

#338BB3 #B3334B #B39B33

monochromatic

#184154 #256683 #338BB3 #55A8CE #84C1DC

Accessibility & contrast

On white

3.83

#338BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#338BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338BB3

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338BB3	#FFFFFF	#000000	##000000
##338BB3	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7789B5

Deuteranopia (green-blind)

#667DB2

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #338bb3;
/* rgb */ color: rgb(51, 139, 179);
/* oklch */ color: oklch(60.2% 0.102 231.8);

Tailwind

colors: {
  custom: {
    50: '#7bacca',
    500: '#338bb3',
    950: '#000000',
  },
}

SCSS

$custom: #338bb3;
$custom-light: #7bacca;
$custom-dark: #000000;

JSON

{
  "hex": "#338bb3",
  "rgb": {
    "r": 51,
    "g": 139,
    "b": 179
  },
  "hsl": {
    "h": 198.75,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.60196,
    "c": 0.10198,
    "h": 231.8
  },
  "luminance": 0.22424
}

Semantic roles & 50–950 ramp

primary

#338BB3

secondary

#C6937C

accent

#7849DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338BB3

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

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