#357FBC#357FBC

#357FBC is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.9% C 0.119 H 246.8°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#357FBC
RGB	rgb(53, 127, 188)
HSL	hsl(207, 56%, 47%)
HSV	hsv(207, 72%, 74%)
CMYK	cmyk(71.8%, 32.4%, 0%, 26.3%)
CIE-LAB	lab(51.34, -2.44, -38.59)
CIE-LCH	lch(51.34, 38.67, 266.39°)
OKLab	oklab(57.87% -0.047 -0.1094)
OKLCH	oklch(57.87% 0.119 246.8)
XYZ	xyz(18.1312, 19.5645, 50.3880)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FBC #BC7235

analogous

#35BCB6 #357FBC #353BBC

triadic

#357FBC #BC357F #7FBC35

tetradic

#357FBC #B635BC #BC7235 #3BBC35

square

#357FBC #B635BC #BC7235 #3BBC35

split-complementary

#357FBC #BC353B #BCB635

monochromatic

#1A3E5D #285F8C #357FBC #5D9DD1 #8DBADF

Accessibility & contrast

On white

4.27

#357FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#357FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FBC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FBC	#FFFFFF	#000000	##000000
##357FBC	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6381BF

Deuteranopia (green-blind)

#5075BB

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #357fbc;
/* rgb */ color: rgb(53, 127, 188);
/* oklch */ color: oklch(57.9% 0.119 246.8);

Tailwind

colors: {
  custom: {
    50: '#7da3d0',
    500: '#357fbc',
    950: '#000000',
  },
}

SCSS

$custom: #357fbc;
$custom-light: #7da3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#357fbc",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 188
  },
  "hsl": {
    "h": 207.111,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57867,
    "c": 0.11905,
    "h": 246.8
  },
  "luminance": 0.19566
}

Semantic roles & 50–950 ramp

primary

#357FBC

secondary

#C9A384

accent

#8D48DF

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #357FBC

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

Preview Lab → · Contrast checker → · Palette generator →