#338DB1#338DB1

#338DB1 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.6% C 0.099 H 228.6°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#338DB1
RGB	rgb(51, 141, 177)
HSL	hsl(197, 55%, 45%)
HSV	hsv(197, 71%, 69%)
CMYK	cmyk(71.2%, 20.3%, 0%, 30.6%)
CIE-LAB	lab(55.00, -14.58, -26.59)
CIE-LCH	lch(55.00, 30.32, 241.27°)
OKLab	oklab(60.59% -0.0658 -0.0745)
OKLCH	oklch(60.59% 0.099 228.6)
XYZ	xyz(18.8227, 22.9258, 45.0196)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338DB1 #B15733

analogous

#33B196 #338DB1 #334EB1

triadic

#338DB1 #B1338D #8DB133

tetradic

#338DB1 #9633B1 #B15733 #4EB133

square

#338DB1 #9633B1 #B15733 #4EB133

split-complementary

#338DB1 #B1334E #B19633

monochromatic

#184152 #256781 #338DB1 #54ABCE #83C2DB

Accessibility & contrast

On white

3.76

#338DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#338DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338DB1

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338DB1	#FFFFFF	#000000	##000000
##338DB1	1.00	3.76	5.59	5.59
#FFFFFF	3.76	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)

#7A8BB3

Deuteranopia (green-blind)

#697EB1

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338db1;
/* rgb */ color: rgb(51, 141, 177);
/* oklch */ color: oklch(60.6% 0.099 228.6);

Tailwind

colors: {
  custom: {
    50: '#7baec8',
    500: '#338db1',
    950: '#000000',
  },
}

SCSS

$custom: #338db1;
$custom-light: #7baec8;
$custom-dark: #000000;

JSON

{
  "hex": "#338db1",
  "rgb": {
    "r": 51,
    "g": 141,
    "b": 177
  },
  "hsl": {
    "h": 197.143,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.60587,
    "c": 0.09943,
    "h": 228.6
  },
  "luminance": 0.22928
}

Semantic roles & 50–950 ramp

primary

#338DB1

secondary

#C5907B

accent

#7449DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338DB1

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

Preview Lab → · Contrast checker → · Palette generator →