#338BC8#338BC8

#338BC8 is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.3% C 0.124 H 243.1°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#338BC8
RGB	rgb(51, 139, 200)
HSL	hsl(205, 59%, 49%)
HSV	hsv(205, 75%, 78%)
CMYK	cmyk(74.5%, 30.5%, 0%, 21.6%)
CIE-LAB	lab(55.42, -5.47, -39.02)
CIE-LCH	lch(55.42, 39.40, 262.02°)
OKLab	oklab(61.26% -0.056 -0.1105)
OKLCH	oklch(61.26% 0.124 243.1)
XYZ	xyz(21.0191, 23.3367, 58.0290)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338BC8 #C87033

analogous

#33C8BB #338BC8 #3340C8

triadic

#338BC8 #C8338B #8BC833

tetradic

#338BC8 #BB33C8 #C87033 #40C833

square

#338BC8 #BB33C8 #C87033 #40C833

split-complementary

#338BC8 #C83340 #C8BB33

monochromatic

#1A4766 #276997 #338BC8 #61A7D7 #92C2E3

Accessibility & contrast

On white

3.71

#338BC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#338BC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338BC8

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338BC8	#FFFFFF	#000000	##000000
##338BC8	1.00	3.71	5.67	5.67
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F8CCB

Deuteranopia (green-blind)

#5A7EC7

Tritanopia (blue-blind)

#009AA1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #338bc8;
/* rgb */ color: rgb(51, 139, 200);
/* oklch */ color: oklch(61.3% 0.124 243.1);

Tailwind

colors: {
  custom: {
    50: '#7facd9',
    500: '#338bc8',
    950: '#000000',
  },
}

SCSS

$custom: #338bc8;
$custom-light: #7facd9;
$custom-dark: #000000;

JSON

{
  "hex": "#338bc8",
  "rgb": {
    "r": 51,
    "g": 139,
    "b": 200
  },
  "hsl": {
    "h": 204.564,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.61258,
    "c": 0.1239,
    "h": 243.1
  },
  "luminance": 0.23339
}

Semantic roles & 50–950 ramp

primary

#338BC8

secondary

#CEA589

accent

#8645E3

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #338BC8

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

Preview Lab → · Contrast checker → · Palette generator →