#357BDA#357BDA

#357BDA is a mid, vivid cyan. Relative luminance 0.200; OKLCH L 58.8% C 0.161 H 257.1°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#357BDA
RGB	rgb(53, 123, 218)
HSL	hsl(215, 69%, 53%)
HSV	hsv(215, 76%, 85%)
CMYK	cmyk(75.7%, 43.6%, 0%, 14.5%)
CIE-LAB	lab(51.82, 10.92, -54.91)
CIE-LCH	lch(51.82, 55.98, 281.25°)
OKLab	oklab(58.77% -0.0361 -0.1573)
OKLCH	oklch(58.77% 0.161 257.1)
XYZ	xyz(21.2014, 19.9823, 69.0557)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BDA #DA9435

analogous

#35CEDA #357BDA #4135DA

triadic

#357BDA #DA357B #7BDA35

tetradic

#357BDA #DA35CE #DA9435 #35DA41

square

#357BDA #DA35CE #DA9435 #35DA41

split-complementary

#357BDA #DA4135 #CEDA35

monochromatic

#17437E #205EB1 #357BDA #699DE3 #9CBFED

Accessibility & contrast

On white

4.20

#357BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#357BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BDA

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BDA	#FFFFFF	#000000	##000000
##357BDA	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B84DE

Deuteranopia (green-blind)

#2B75D8

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #357bda;
/* rgb */ color: rgb(53, 123, 218);
/* oklch */ color: oklch(58.8% 0.161 257.1);

Tailwind

colors: {
  custom: {
    50: '#83a0e6',
    500: '#357bda',
    950: '#000000',
  },
}

SCSS

$custom: #357bda;
$custom-light: #83a0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#357bda",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 218
  },
  "hsl": {
    "h": 214.545,
    "s": 69.038,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58769,
    "c": 0.16136,
    "h": 257.1
  },
  "luminance": 0.19985
}

Semantic roles & 50–950 ramp

primary

#357BDA

secondary

#D9BB92

accent

#A13CEC

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #357BDA

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

Preview Lab → · Contrast checker → · Palette generator →