#356BBC#356BBC

#356BBC is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.3% C 0.140 H 258.5°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#356BBC
RGB	rgb(53, 107, 188)
HSL	hsl(216, 56%, 47%)
HSV	hsv(216, 72%, 74%)
CMYK	cmyk(71.8%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(45.50, 9.84, -47.87)
CIE-LCH	lch(45.50, 48.87, 281.62°)
OKLab	oklab(53.3% -0.0279 -0.1368)
OKLCH	oklch(53.3% 0.14 258.5)
XYZ	xyz(15.7997, 14.9014, 49.6108)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BBC #BC8635

analogous

#35AFBC #356BBC #4235BC

triadic

#356BBC #BC356B #6BBC35

tetradic

#356BBC #BC35AF #BC8635 #35BC42

square

#356BBC #BC35AF #BC8635 #35BC42

split-complementary

#356BBC #BC4235 #AFBC35

monochromatic

#1A355D #28508C #356BBC #5D8BD1 #8DADDF

Accessibility & contrast

On white

5.28

#356BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#356BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BBC

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BBC	#FFFFFF	#000000	##FFFFFF
##356BBC	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4472BF

Deuteranopia (green-blind)

#2C66BA

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356bbc;
/* rgb */ color: rgb(53, 107, 188);
/* oklch */ color: oklch(53.3% 0.140 258.5);

Tailwind

colors: {
  custom: {
    50: '#7d94d1',
    500: '#356bbc',
    950: '#000000',
  },
}

SCSS

$custom: #356bbc;
$custom-light: #7d94d1;
$custom-dark: #000000;

JSON

{
  "hex": "#356bbc",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 216,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53304,
    "c": 0.13968,
    "h": 258.5
  },
  "luminance": 0.14903
}

Semantic roles & 50–950 ramp

primary

#356BBC

secondary

#C9AD84

accent

#A348DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #356BBC

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

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