#357BBE#357BBE

#357BBE is a mid, vivid cyan. Relative luminance 0.186; OKLCH L 57.1% C 0.125 H 250.1°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#357BBE
RGB	rgb(53, 123, 190)
HSL	hsl(209, 56%, 48%)
HSV	hsv(209, 72%, 75%)
CMYK	cmyk(72.1%, 35.3%, 0%, 25.5%)
CIE-LAB	lab(50.26, 0.68, -41.45)
CIE-LCH	lch(50.26, 41.45, 270.94°)
OKLab	oklab(57.05% -0.0425 -0.1178)
OKLCH	oklch(57.05% 0.125 250.1)
XYZ	xyz(17.8419, 18.6385, 51.3625)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BBE #BE7835

analogous

#35BEBD #357BBE #3536BE

triadic

#357BBE #BE357B #7BBE35

tetradic

#357BBE #BD35BE #BE7835 #36BE35

square

#357BBE #BD35BE #BE7835 #36BE35

split-complementary

#357BBE #BE3536 #BEBD35

monochromatic

#1A3D5E #285C8E #357BBE #5E99D2 #8EB8DF

Accessibility & contrast

On white

4.44

#357BBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#357BBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BBE

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BBE	#FFFFFF	#000000	##000000
##357BBE	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7FC1

Deuteranopia (green-blind)

#4972BD

Tritanopia (blue-blind)

#008B93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357bbe;
/* rgb */ color: rgb(53, 123, 190);
/* oklch */ color: oklch(57.1% 0.125 250.1);

Tailwind

colors: {
  custom: {
    50: '#7da0d2',
    500: '#357bbe',
    950: '#000000',
  },
}

SCSS

$custom: #357bbe;
$custom-light: #7da0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#357bbe",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 190
  },
  "hsl": {
    "h": 209.343,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57051,
    "c": 0.12523,
    "h": 250.1
  },
  "luminance": 0.18641
}

Semantic roles & 50–950 ramp

primary

#357BBE

secondary

#CAA785

accent

#9248E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #357BBE

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

Preview Lab → · Contrast checker → · Palette generator →