#355E8A#355E8A

#355E8A is a mid, moderate cyan. Relative luminance 0.106; OKLCH L 47.3% C 0.085 H 251.6°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#355E8A
RGB	rgb(53, 94, 138)
HSL	hsl(211, 45%, 37%)
HSV	hsv(211, 62%, 54%)
CMYK	cmyk(61.6%, 31.9%, 0%, 45.9%)
CIE-LAB	lab(38.89, -0.12, -28.73)
CIE-LCH	lch(38.89, 28.73, 269.77°)
OKLab	oklab(47.26% -0.027 -0.081)
OKLCH	oklch(47.26% 0.085 251.6)
XYZ	xyz(10.0567, 10.5964, 25.5552)
Luminance	0.1060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355E8A #8A6135

analogous

#35898A #355E8A #36358A

triadic

#355E8A #8A355E #5E8A35

tetradic

#355E8A #8A3589 #8A6135 #358A36

square

#355E8A #8A3589 #8A6135 #358A36

split-complementary

#355E8A #8A3635 #898A35

monochromatic

#132232 #24405E #355E8A #467CB6 #719BC8

Accessibility & contrast

On white

6.73

#355E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#355E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355E8A

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355E8A	#FFFFFF	#000000	##FFFFFF
##355E8A	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B608C

Deuteranopia (green-blind)

#405889

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #355e8a;
/* rgb */ color: rgb(53, 94, 138);
/* oklch */ color: oklch(47.3% 0.085 251.6);

Tailwind

colors: {
  custom: {
    50: '#748bac',
    500: '#355e8a',
    950: '#000000',
  },
}

SCSS

$custom: #355e8a;
$custom-light: #748bac;
$custom-dark: #000000;

JSON

{
  "hex": "#355e8a",
  "rgb": {
    "r": 53,
    "g": 94,
    "b": 138
  },
  "hsl": {
    "h": 211.059,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.47261,
    "c": 0.0854,
    "h": 251.6
  },
  "luminance": 0.10597
}

Semantic roles & 50–950 ramp

primary

#355E8A

secondary

#B18F6A

accent

#9654D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #355E8A

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

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