#356BB4#356BB4

#356BB4 is a mid, vivid cyan. Relative luminance 0.146; OKLCH L 52.8% C 0.129 H 256.7°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#356BB4
RGB	rgb(53, 107, 180)
HSL	hsl(214, 55%, 46%)
HSV	hsv(214, 71%, 71%)
CMYK	cmyk(70.6%, 40.6%, 0%, 29.4%)
CIE-LAB	lab(45.03, 6.89, -43.96)
CIE-LCH	lch(45.03, 44.49, 278.91°)
OKLab	oklab(52.79% -0.0296 -0.1254)
OKLCH	oklch(52.79% 0.129 256.7)
XYZ	xyz(14.9611, 14.5660, 45.1942)
Luminance	0.1457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BB4 #B47E35

analogous

#35AAB4 #356BB4 #3E35B4

triadic

#356BB4 #B4356B #6BB435

tetradic

#356BB4 #B435AA #B47E35 #35B43E

square

#356BB4 #B435AA #B47E35 #35B43E

split-complementary

#356BB4 #B43E35 #AAB435

monochromatic

#193355 #274F85 #356BB4 #588ACE #88ABDC

Accessibility & contrast

On white

5.37

#356BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#356BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BB4

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BB4	#FFFFFF	#000000	##FFFFFF
##356BB4	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4971B7

Deuteranopia (green-blind)

#3565B3

Tritanopia (blue-blind)

#007C87

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356bb4;
/* rgb */ color: rgb(53, 107, 180);
/* oklch */ color: oklch(52.8% 0.129 256.7);

Tailwind

colors: {
  custom: {
    50: '#7b94cb',
    500: '#356bb4',
    950: '#000000',
  },
}

SCSS

$custom: #356bb4;
$custom-light: #7b94cb;
$custom-dark: #000000;

JSON

{
  "hex": "#356bb4",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 180
  },
  "hsl": {
    "h": 214.488,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52792,
    "c": 0.12884,
    "h": 256.7
  },
  "luminance": 0.14568
}

Semantic roles & 50–950 ramp

primary

#356BB4

secondary

#C6A87F

accent

#9F4ADE

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356BB4

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

Preview Lab → · Contrast checker → · Palette generator →