#356EEA#356EEA

#356EEA is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.2% C 0.197 H 263.1°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#356EEA
RGB	rgb(53, 110, 234)
HSL	hsl(221, 81%, 56%)
HSV	hsv(221, 77%, 92%)
CMYK	cmyk(77.4%, 53%, 0%, 8.2%)
CIE-LAB	lab(49.31, 24.98, -67.96)
CIE-LCH	lch(49.31, 72.40, 290.18°)
OKLab	oklab(57.18% -0.0239 -0.1959)
OKLCH	oklch(57.18% 0.197 263.1)
XYZ	xyz(21.8901, 17.8467, 80.1170)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EEA #EAB135

analogous

#35C9EA #356EEA #5735EA

triadic

#356EEA #EA356E #6EEA35

tetradic

#356EEA #EA35C9 #EAB135 #35EA57

square

#356EEA #EA35C9 #EAB135 #35EA57

split-complementary

#356EEA #EA5735 #C9EA35

monochromatic

#103A95 #154FCD #356EEA #6C96F0 #A4BEF6

Accessibility & contrast

On white

4.60

#356EEA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#356EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #356EEA

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EEA	#FFFFFF	#000000	##FFFFFF
##356EEA	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#037EEE

Deuteranopia (green-blind)

#006DE8

Tritanopia (blue-blind)

#008CA1

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #356eea;
/* rgb */ color: rgb(53, 110, 234);
/* oklch */ color: oklch(57.2% 0.197 263.1);

Tailwind

colors: {
  custom: {
    50: '#8696f2',
    500: '#356eea',
    950: '#000000',
  },
}

SCSS

$custom: #356eea;
$custom-light: #8696f2;
$custom-dark: #000000;

JSON

{
  "hex": "#356eea",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 234
  },
  "hsl": {
    "h": 221.105,
    "s": 81.166,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57176,
    "c": 0.19735,
    "h": 263.1
  },
  "luminance": 0.17849
}

Semantic roles & 50–950 ramp

primary

#356EEA

secondary

#E3CB98

accent

#B930F8

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #356EEA

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

Preview Lab → · Contrast checker → · Palette generator →