#357BB6#357BB6

#357BB6 is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.6% C 0.115 H 247.1°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#357BB6
RGB	rgb(53, 123, 182)
HSL	hsl(207, 55%, 46%)
HSV	hsv(207, 71%, 71%)
CMYK	cmyk(70.9%, 32.4%, 0%, 28.6%)
CIE-LAB	lab(49.86, -2.20, -37.48)
CIE-LCH	lch(49.86, 37.54, 266.65°)
OKLab	oklab(56.6% -0.0448 -0.1062)
OKLCH	oklch(56.6% 0.115 247.1)
XYZ	xyz(16.9915, 18.2983, 46.8833)
Luminance	0.1830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BB6 #B67035

analogous

#35B6B0 #357BB6 #353AB6

triadic

#357BB6 #B6357B #7BB635

tetradic

#357BB6 #B035B6 #B67035 #3AB635

square

#357BB6 #B035B6 #B67035 #3AB635

split-complementary

#357BB6 #B6353A #B6B035

monochromatic

#193B57 #275B87 #357BB6 #5999CF #89B6DD

Accessibility & contrast

On white

4.51

#357BB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#357BB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BB6

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BB6	#FFFFFF	#000000	##000000
##357BB6	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607DB9

Deuteranopia (green-blind)

#4E71B5

Tritanopia (blue-blind)

#008990

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #357bb6;
/* rgb */ color: rgb(53, 123, 182);
/* oklch */ color: oklch(56.6% 0.115 247.1);

Tailwind

colors: {
  custom: {
    50: '#7ca0cc',
    500: '#357bb6',
    950: '#000000',
  },
}

SCSS

$custom: #357bb6;
$custom-light: #7ca0cc;
$custom-dark: #000000;

JSON

{
  "hex": "#357bb6",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 182
  },
  "hsl": {
    "h": 207.442,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.566,
    "c": 0.11526,
    "h": 247.1
  },
  "luminance": 0.183
}

Semantic roles & 50–950 ramp

primary

#357BB6

secondary

#C7A080

accent

#8E4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #357BB6

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

Preview Lab → · Contrast checker → · Palette generator →