#356CB4#356CB4

#356CB4 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 53.0% C 0.128 H 256.1°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#356CB4
RGB	rgb(53, 108, 180)
HSL	hsl(214, 55%, 46%)
HSV	hsv(214, 71%, 71%)
CMYK	cmyk(70.6%, 40%, 0%, 29.4%)
CIE-LAB	lab(45.33, 6.26, -43.49)
CIE-LCH	lch(45.33, 43.94, 278.19°)
OKLab	oklab(53.02% -0.0306 -0.124)
OKLCH	oklch(53.02% 0.128 256.1)
XYZ	xyz(15.0660, 14.7757, 45.2292)
Luminance	0.1478 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CB4 #B47D35

analogous

#35ABB4 #356CB4 #3E35B4

triadic

#356CB4 #B4356C #6CB435

tetradic

#356CB4 #B435AB #B47D35 #35B43E

square

#356CB4 #B435AB #B47D35 #35B43E

split-complementary

#356CB4 #B43E35 #ABB435

monochromatic

#193355 #275085 #356CB4 #588BCE #88ACDC

Accessibility & contrast

On white

5.31

#356CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#356CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CB4

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CB4	#FFFFFF	#000000	##FFFFFF
##356CB4	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B72B7

Deuteranopia (green-blind)

#3766B3

Tritanopia (blue-blind)

#007D87

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356cb4;
/* rgb */ color: rgb(53, 108, 180);
/* oklch */ color: oklch(53.0% 0.128 256.1);

Tailwind

colors: {
  custom: {
    50: '#7b95cb',
    500: '#356cb4',
    950: '#000000',
  },
}

SCSS

$custom: #356cb4;
$custom-light: #7b95cb;
$custom-dark: #000000;

JSON

{
  "hex": "#356cb4",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 180
  },
  "hsl": {
    "h": 214.016,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53019,
    "c": 0.12772,
    "h": 256.1
  },
  "luminance": 0.14777
}

Semantic roles & 50–950 ramp

primary

#356CB4

secondary

#C6A77F

accent

#9E4ADE

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356CB4

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

Preview Lab → · Contrast checker → · Palette generator →