#338AB0#338AB0

#338AB0 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.8% C 0.100 H 230.7°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#338AB0
RGB	rgb(51, 138, 176)
HSL	hsl(198, 55%, 45%)
HSV	hsv(198, 71%, 69%)
CMYK	cmyk(71%, 21.6%, 0%, 31%)
CIE-LAB	lab(54.04, -13.25, -27.50)
CIE-LCH	lch(54.04, 30.52, 244.27°)
OKLab	oklab(59.81% -0.0631 -0.0772)
OKLCH	oklch(59.81% 0.1 230.7)
XYZ	xyz(18.2871, 22.0133, 44.3511)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338AB0 #B05933

analogous

#33B098 #338AB0 #334CB0

triadic

#338AB0 #B0338A #8AB033

tetradic

#338AB0 #9833B0 #B05933 #4CB033

square

#338AB0 #9833B0 #B05933 #4CB033

split-complementary

#338AB0 #B0334C #B09833

monochromatic

#184051 #256581 #338AB0 #53A8CD #82C0DB

Accessibility & contrast

On white

3.89

#338AB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#338AB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338AB0

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338AB0	#FFFFFF	#000000	##000000
##338AB0	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7788B2

Deuteranopia (green-blind)

#667CAF

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #338ab0;
/* rgb */ color: rgb(51, 138, 176);
/* oklch */ color: oklch(59.8% 0.100 230.7);

Tailwind

colors: {
  custom: {
    50: '#7bacc7',
    500: '#338ab0',
    950: '#000000',
  },
}

SCSS

$custom: #338ab0;
$custom-light: #7bacc7;
$custom-dark: #000000;

JSON

{
  "hex": "#338ab0",
  "rgb": {
    "r": 51,
    "g": 138,
    "b": 176
  },
  "hsl": {
    "h": 198.24,
    "s": 55.066,
    "l": 44.51
  },
  "oklch": {
    "l": 0.59811,
    "c": 0.09968,
    "h": 230.7
  },
  "luminance": 0.22015
}

Semantic roles & 50–950 ramp

primary

#338AB0

secondary

#C4917B

accent

#7749DE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #338AB0

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

Preview Lab → · Contrast checker → · Palette generator →