#355F8A#355F8A

#355F8A is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.5% C 0.084 H 250.5°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#355F8A
RGB	rgb(53, 95, 138)
HSL	hsl(210, 45%, 37%)
HSV	hsv(210, 62%, 54%)
CMYK	cmyk(61.6%, 31.2%, 0%, 45.9%)
CIE-LAB	lab(39.20, -0.74, -28.24)
CIE-LCH	lch(39.20, 28.25, 268.50°)
OKLab	oklab(47.5% -0.0281 -0.0796)
OKLCH	oklch(47.5% 0.084 250.5)
XYZ	xyz(10.1462, 10.7754, 25.5850)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355F8A #8A6035

analogous

#358A8A #355F8A #35358A

triadic

#355F8A #8A355F #5F8A35

tetradic

#355F8A #8A358A #8A6035 #358A35

square

#355F8A #8A358A #8A6035 #358A35

split-complementary

#355F8A #8A3535 #8A8A35

monochromatic

#132232 #24415E #355F8A #467DB6 #719CC8

Accessibility & contrast

On white

6.66

#355F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#355F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355F8A

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355F8A	#FFFFFF	#000000	##FFFFFF
##355F8A	1.00	6.66	3.16	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D618C

Deuteranopia (green-blind)

#415989

Tritanopia (blue-blind)

#00696E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #355f8a;
/* rgb */ color: rgb(53, 95, 138);
/* oklch */ color: oklch(47.5% 0.084 250.5);

Tailwind

colors: {
  custom: {
    50: '#748cac',
    500: '#355f8a',
    950: '#000000',
  },
}

SCSS

$custom: #355f8a;
$custom-light: #748cac;
$custom-dark: #000000;

JSON

{
  "hex": "#355f8a",
  "rgb": {
    "r": 53,
    "g": 95,
    "b": 138
  },
  "hsl": {
    "h": 210.353,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.47503,
    "c": 0.08445,
    "h": 250.5
  },
  "luminance": 0.10776
}

Semantic roles & 50–950 ramp

primary

#355F8A

secondary

#B18E6A

accent

#9554D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #355F8A

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

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