#357EB2#357EB2

#357EB2 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.1% C 0.108 H 243.0°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#357EB2
RGB	rgb(53, 126, 178)
HSL	hsl(205, 54%, 45%)
HSV	hsv(205, 70%, 70%)
CMYK	cmyk(70.2%, 29.2%, 0%, 30.2%)
CIE-LAB	lab(50.56, -5.39, -34.07)
CIE-LCH	lch(50.56, 34.49, 261.01°)
OKLab	oklab(57.09% -0.049 -0.0962)
OKLCH	oklch(57.09% 0.108 243)
XYZ	xyz(16.9619, 18.8911, 44.8633)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EB2 #B26935

analogous

#35B2A7 #357EB2 #353FB2

triadic

#357EB2 #B2357E #7EB235

tetradic

#357EB2 #A735B2 #B26935 #3FB235

square

#357EB2 #A735B2 #B26935 #3FB235

split-complementary

#357EB2 #B2353F #B2A735

monochromatic

#193B54 #275D83 #357EB2 #579CCD #86B8DB

Accessibility & contrast

On white

4.39

#357EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#357EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EB2

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EB2	#FFFFFF	#000000	##000000
##357EB2	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667FB4

Deuteranopia (green-blind)

#5573B1

Tritanopia (blue-blind)

#008B90

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357eb2;
/* rgb */ color: rgb(53, 126, 178);
/* oklch */ color: oklch(57.1% 0.108 243.0);

Tailwind

colors: {
  custom: {
    50: '#7ba3c9',
    500: '#357eb2',
    950: '#000000',
  },
}

SCSS

$custom: #357eb2;
$custom-light: #7ba3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#357eb2",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 178
  },
  "hsl": {
    "h": 204.96,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.57091,
    "c": 0.10801,
    "h": 243
  },
  "luminance": 0.18893
}

Semantic roles & 50–950 ramp

primary

#357EB2

secondary

#C59B7E

accent

#884ADD

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #357EB2

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

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