#336FC5#336FC5

#336FC5 is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.7% C 0.148 H 257.8°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#336FC5
RGB	rgb(51, 111, 197)
HSL	hsl(215, 59%, 49%)
HSV	hsv(215, 74%, 77%)
CMYK	cmyk(74.1%, 43.7%, 0%, 22.7%)
CIE-LAB	lab(47.11, 10.38, -50.49)
CIE-LCH	lch(47.11, 51.55, 281.62°)
OKLab	oklab(54.7% -0.0312 -0.1445)
OKLCH	oklch(54.7% 0.148 257.8)
XYZ	xyz(17.1240, 16.1020, 55.0180)
Luminance	0.1610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336FC5 #C58933

analogous

#33B8C5 #336FC5 #4033C5

triadic

#336FC5 #C5336F #6FC533

tetradic

#336FC5 #C533B8 #C58933 #33C540

square

#336FC5 #C533B8 #C58933 #33C540

split-complementary

#336FC5 #C54033 #B8C533

monochromatic

#1A3864 #265494 #336FC5 #5F90D6 #90B2E2

Accessibility & contrast

On white

4.98

#336FC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#336FC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336FC5

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336FC5	#FFFFFF	#000000	##FFFFFF
##336FC5	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4477C8

Deuteranopia (green-blind)

#2869C3

Tritanopia (blue-blind)

#008390

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #336fc5;
/* rgb */ color: rgb(51, 111, 197);
/* oklch */ color: oklch(54.7% 0.148 257.8);

Tailwind

colors: {
  custom: {
    50: '#7e97d7',
    500: '#336fc5',
    950: '#000000',
  },
}

SCSS

$custom: #336fc5;
$custom-light: #7e97d7;
$custom-dark: #000000;

JSON

{
  "hex": "#336fc5",
  "rgb": {
    "r": 51,
    "g": 111,
    "b": 197
  },
  "hsl": {
    "h": 215.342,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54702,
    "c": 0.14785,
    "h": 257.8
  },
  "luminance": 0.16104
}

Semantic roles & 50–950 ramp

primary

#336FC5

secondary

#CDB087

accent

#A246E2

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336FC5

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

Preview Lab → · Contrast checker → · Palette generator →