#357FB8#357FB8

#357FB8 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.6% C 0.114 H 245.1°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#357FB8
RGB	rgb(53, 127, 184)
HSL	hsl(206, 55%, 46%)
HSV	hsv(206, 71%, 72%)
CMYK	cmyk(71.2%, 31%, 0%, 27.8%)
CIE-LAB	lab(51.15, -3.86, -36.60)
CIE-LCH	lch(51.15, 36.81, 263.98°)
OKLab	oklab(57.65% -0.0482 -0.1036)
OKLCH	oklch(57.65% 0.114 245.1)
XYZ	xyz(17.7060, 19.3944, 48.1484)
Luminance	0.1940 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FB8 #B86E35

analogous

#35B8B0 #357FB8 #353EB8

triadic

#357FB8 #B8357F #7FB835

tetradic

#357FB8 #B035B8 #B86E35 #3EB835

square

#357FB8 #B035B8 #B86E35 #3EB835

split-complementary

#357FB8 #B8353E #B8B035

monochromatic

#1A3D59 #275E88 #357FB8 #5B9DD0 #8AB9DD

Accessibility & contrast

On white

4.30

#357FB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#357FB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FB8

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FB8	#FFFFFF	#000000	##000000
##357FB8	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6581BA

Deuteranopia (green-blind)

#5374B7

Tritanopia (blue-blind)

#008D93

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #357fb8;
/* rgb */ color: rgb(53, 127, 184);
/* oklch */ color: oklch(57.6% 0.114 245.1);

Tailwind

colors: {
  custom: {
    50: '#7ca3cd',
    500: '#357fb8',
    950: '#000000',
  },
}

SCSS

$custom: #357fb8;
$custom-light: #7ca3cd;
$custom-dark: #000000;

JSON

{
  "hex": "#357fb8",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 184
  },
  "hsl": {
    "h": 206.107,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.57648,
    "c": 0.11425,
    "h": 245.1
  },
  "luminance": 0.19396
}

Semantic roles & 50–950 ramp

primary

#357FB8

secondary

#C7A081

accent

#8A49DF

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #357FB8

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

Preview Lab → · Contrast checker → · Palette generator →