#338CB9#338CB9

#338CB9 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.7% C 0.107 H 234.7°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#338CB9
RGB	rgb(51, 140, 185)
HSL	hsl(200, 57%, 46%)
HSV	hsv(200, 72%, 73%)
CMYK	cmyk(72.4%, 24.3%, 0%, 27.5%)
CIE-LAB	lab(55.03, -11.29, -31.10)
CIE-LCH	lch(55.03, 33.09, 250.05°)
OKLab	oklab(60.73% -0.0619 -0.0875)
OKLCH	oklch(60.73% 0.107 234.7)
XYZ	xyz(19.4968, 22.9605, 49.2938)
Luminance	0.2296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338CB9 #B96033

analogous

#33B9A3 #338CB9 #3349B9

triadic

#338CB9 #B9338C #8CB933

tetradic

#338CB9 #A333B9 #B96033 #49B933

square

#338CB9 #A333B9 #B96033 #49B933

split-complementary

#338CB9 #B93349 #B9A333

monochromatic

#194359 #266889 #338CB9 #58A8D1 #88C1DE

Accessibility & contrast

On white

3.75

#338CB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#338CB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338CB9

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338CB9	#FFFFFF	#000000	##000000
##338CB9	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)

#768BBB

Deuteranopia (green-blind)

#647EB8

Tritanopia (blue-blind)

#00989B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338cb9;
/* rgb */ color: rgb(51, 140, 185);
/* oklch */ color: oklch(60.7% 0.107 234.7);

Tailwind

colors: {
  custom: {
    50: '#7cadce',
    500: '#338cb9',
    950: '#000000',
  },
}

SCSS

$custom: #338cb9;
$custom-light: #7cadce;
$custom-dark: #000000;

JSON

{
  "hex": "#338cb9",
  "rgb": {
    "r": 51,
    "g": 140,
    "b": 185
  },
  "hsl": {
    "h": 200.149,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.60727,
    "c": 0.10721,
    "h": 234.7
  },
  "luminance": 0.22963
}

Semantic roles & 50–950 ramp

primary

#338CB9

secondary

#C89880

accent

#7B48E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338CB9

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

Preview Lab → · Contrast checker → · Palette generator →