#336FB5#336FB5

#336FB5 is a mid, vivid cyan. Relative luminance 0.154; OKLCH L 53.7% C 0.127 H 254.1°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#336FB5
RGB	rgb(51, 111, 181)
HSL	hsl(212, 56%, 45%)
HSV	hsv(212, 72%, 71%)
CMYK	cmyk(71.8%, 38.7%, 0%, 29%)
CIE-LAB	lab(46.19, 4.46, -42.71)
CIE-LCH	lch(46.19, 42.94, 275.96°)
OKLab	oklab(53.69% -0.0347 -0.1217)
OKLCH	oklch(53.69% 0.127 254.1)
XYZ	xyz(15.3871, 15.4072, 45.8701)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336FB5 #B57933

analogous

#33B0B5 #336FB5 #3833B5

triadic

#336FB5 #B5336F #6FB533

tetradic

#336FB5 #B533B0 #B57933 #33B538

square

#336FB5 #B533B0 #B57933 #33B538

split-complementary

#336FB5 #B53833 #B0B533

monochromatic

#183456 #265285 #336FB5 #568ECF #86AEDD

Accessibility & contrast

On white

5.14

#336FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#336FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336FB5

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336FB5	#FFFFFF	#000000	##FFFFFF
##336FB5	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F74B8

Deuteranopia (green-blind)

#3B68B4

Tritanopia (blue-blind)

#007F89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #336fb5;
/* rgb */ color: rgb(51, 111, 181);
/* oklch */ color: oklch(53.7% 0.127 254.1);

Tailwind

colors: {
  custom: {
    50: '#7b97cb',
    500: '#336fb5',
    950: '#000000',
  },
}

SCSS

$custom: #336fb5;
$custom-light: #7b97cb;
$custom-dark: #000000;

JSON

{
  "hex": "#336fb5",
  "rgb": {
    "r": 51,
    "g": 111,
    "b": 181
  },
  "hsl": {
    "h": 212.308,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53688,
    "c": 0.12652,
    "h": 254.1
  },
  "luminance": 0.15409
}

Semantic roles & 50–950 ramp

primary

#336FB5

secondary

#C6A57D

accent

#9A48DF

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #336FB5

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

Preview Lab → · Contrast checker → · Palette generator →