#356EB2#356EB2

#356EB2 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.4% C 0.123 H 254.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#356EB2
RGB	rgb(53, 110, 178)
HSL	hsl(213, 54%, 45%)
HSV	hsv(213, 70%, 70%)
CMYK	cmyk(70.2%, 38.2%, 0%, 30.2%)
CIE-LAB	lab(45.80, 4.28, -41.57)
CIE-LCH	lch(45.80, 41.79, 275.88°)
OKLab	oklab(53.35% -0.033 -0.1183)
OKLCH	oklch(53.35% 0.123 254.4)
XYZ	xyz(15.0771, 15.1215, 44.2350)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EB2 #B27935

analogous

#35ADB2 #356EB2 #3A35B2

triadic

#356EB2 #B2356E #6EB235

tetradic

#356EB2 #B235AD #B27935 #35B23A

square

#356EB2 #B235AD #B27935 #35B23A

split-complementary

#356EB2 #B23A35 #ADB235

monochromatic

#193454 #275183 #356EB2 #578DCD #86ADDB

Accessibility & contrast

On white

5.22

#356EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#356EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EB2

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EB2	#FFFFFF	#000000	##FFFFFF
##356EB2	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F73B5

Deuteranopia (green-blind)

#3C67B1

Tritanopia (blue-blind)

#007E87

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356eb2;
/* rgb */ color: rgb(53, 110, 178);
/* oklch */ color: oklch(53.4% 0.123 254.4);

Tailwind

colors: {
  custom: {
    50: '#7b97c9',
    500: '#356eb2',
    950: '#000000',
  },
}

SCSS

$custom: #356eb2;
$custom-light: #7b97c9;
$custom-dark: #000000;

JSON

{
  "hex": "#356eb2",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 178
  },
  "hsl": {
    "h": 212.64,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.53353,
    "c": 0.12287,
    "h": 254.4
  },
  "luminance": 0.15123
}

Semantic roles & 50–950 ramp

primary

#356EB2

secondary

#C5A57E

accent

#9A4ADD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #356EB2

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

Preview Lab → · Contrast checker → · Palette generator →