#356DB0#356DB0

#356DB0 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 53.0% C 0.121 H 254.4°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#356DB0
RGB	rgb(53, 109, 176)
HSL	hsl(213, 54%, 45%)
HSV	hsv(213, 70%, 69%)
CMYK	cmyk(69.9%, 38.1%, 0%, 31%)
CIE-LAB	lab(45.40, 4.18, -41.05)
CIE-LCH	lch(45.40, 41.26, 275.81°)
OKLab	oklab(53% -0.0325 -0.1168)
OKLCH	oklch(53% 0.121 254.4)
XYZ	xyz(14.7704, 14.8272, 43.1494)
Luminance	0.1483 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356DB0 #B07835

analogous

#35ABB0 #356DB0 #3A35B0

triadic

#356DB0 #B0356D #6DB035

tetradic

#356DB0 #B035AB #B07835 #35B03A

square

#356DB0 #B035AB #B07835 #35B03A

split-complementary

#356DB0 #B03A35 #ABB035

monochromatic

#193352 #275081 #356DB0 #568CCC #85ACDA

Accessibility & contrast

On white

5.30

#356DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#356DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356DB0

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356DB0	#FFFFFF	#000000	##FFFFFF
##356DB0	1.00	5.30	3.97	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F72B3

Deuteranopia (green-blind)

#3C66AF

Tritanopia (blue-blind)

#007D86

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356db0;
/* rgb */ color: rgb(53, 109, 176);
/* oklch */ color: oklch(53.0% 0.121 254.4);

Tailwind

colors: {
  custom: {
    50: '#7b96c8',
    500: '#356db0',
    950: '#000000',
  },
}

SCSS

$custom: #356db0;
$custom-light: #7b96c8;
$custom-dark: #000000;

JSON

{
  "hex": "#356db0",
  "rgb": {
    "r": 53,
    "g": 109,
    "b": 176
  },
  "hsl": {
    "h": 212.683,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.53002,
    "c": 0.12127,
    "h": 254.4
  },
  "luminance": 0.14829
}

Semantic roles & 50–950 ramp

primary

#356DB0

secondary

#C4A47D

accent

#9A4BDD

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #356DB0

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

Preview Lab → · Contrast checker → · Palette generator →