#356AB5#356AB5

#356AB5 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.6% C 0.131 H 257.5°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#356AB5
RGB	rgb(53, 106, 181)
HSL	hsl(215, 55%, 46%)
HSV	hsv(215, 71%, 71%)
CMYK	cmyk(70.7%, 41.4%, 0%, 29%)
CIE-LAB	lab(44.80, 7.89, -44.91)
CIE-LCH	lch(44.80, 45.60, 279.96°)
OKLab	oklab(52.63% -0.0285 -0.1282)
OKLCH	oklch(52.63% 0.131 257.5)
XYZ	xyz(14.9597, 14.3996, 45.6981)
Luminance	0.1440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356AB5 #B58035

analogous

#35AAB5 #356AB5 #4035B5

triadic

#356AB5 #B5356A #6AB535

tetradic

#356AB5 #B535AA #B58035 #35B540

square

#356AB5 #B535AA #B58035 #35B540

split-complementary

#356AB5 #B54035 #AAB535

monochromatic

#193356 #274E86 #356AB5 #598ACE #88ABDC

Accessibility & contrast

On white

5.41

#356AB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#356AB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356AB5

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356AB5	#FFFFFF	#000000	##FFFFFF
##356AB5	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4770B8

Deuteranopia (green-blind)

#3265B3

Tritanopia (blue-blind)

#007B86

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #356ab5;
/* rgb */ color: rgb(53, 106, 181);
/* oklch */ color: oklch(52.6% 0.131 257.5);

Tailwind

colors: {
  custom: {
    50: '#7c94cb',
    500: '#356ab5',
    950: '#000000',
  },
}

SCSS

$custom: #356ab5;
$custom-light: #7c94cb;
$custom-dark: #000000;

JSON

{
  "hex": "#356ab5",
  "rgb": {
    "r": 53,
    "g": 106,
    "b": 181
  },
  "hsl": {
    "h": 215.156,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.5263,
    "c": 0.13132,
    "h": 257.5
  },
  "luminance": 0.14401
}

Semantic roles & 50–950 ramp

primary

#356AB5

secondary

#C6A980

accent

#A14ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356AB5

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

Preview Lab → · Contrast checker → · Palette generator →