#338BCC#338BCC

#338BCC is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.5% C 0.128 H 244.7°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#338BCC
RGB	rgb(51, 139, 204)
HSL	hsl(205, 60%, 50%)
HSV	hsv(205, 75%, 80%)
CMYK	cmyk(75%, 31.9%, 0%, 20%)
CIE-LAB	lab(55.61, -4.05, -40.98)
CIE-LCH	lch(55.61, 41.18, 264.36°)
OKLab	oklab(61.47% -0.0548 -0.1162)
OKLCH	oklch(61.47% 0.128 244.7)
XYZ	xyz(21.4927, 23.5262, 60.5233)
Luminance	0.2353 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338BCC #CC7433

analogous

#33CCC0 #338BCC #333FCC

triadic

#338BCC #CC338B #8BCC33

tetradic

#338BCC #C033CC #CC7433 #3FCC33

square

#338BCC #C033CC #CC7433 #3FCC33

split-complementary

#338BCC #CC333F #CCC033

monochromatic

#1B486A #276A9B #338BCC #64A7D8 #95C3E4

Accessibility & contrast

On white

3.68

#338BCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#338BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338BCC

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338BCC	#FFFFFF	#000000	##000000
##338BCC	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8DCF

Deuteranopia (green-blind)

#587FCB

Tritanopia (blue-blind)

#009BA2

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #338bcc;
/* rgb */ color: rgb(51, 139, 204);
/* oklch */ color: oklch(61.5% 0.128 244.7);

Tailwind

colors: {
  custom: {
    50: '#7facdc',
    500: '#338bcc',
    950: '#000000',
  },
}

SCSS

$custom: #338bcc;
$custom-light: #7facdc;
$custom-dark: #000000;

JSON

{
  "hex": "#338bcc",
  "rgb": {
    "r": 51,
    "g": 139,
    "b": 204
  },
  "hsl": {
    "h": 205.49,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.61474,
    "c": 0.12849,
    "h": 244.7
  },
  "luminance": 0.23529
}

Semantic roles & 50–950 ramp

primary

#338BCC

secondary

#D0A88B

accent

#8845E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #338BCC

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

Preview Lab → · Contrast checker → · Palette generator →