#358FB3#358FB3

#358FB3 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.2% C 0.100 H 228.4°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#358FB3
RGB	rgb(53, 143, 179)
HSL	hsl(197, 54%, 45%)
HSV	hsv(197, 70%, 70%)
CMYK	cmyk(70.4%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(55.74, -14.71, -26.58)
CIE-LCH	lch(55.74, 30.38, 241.03°)
OKLab	oklab(61.22% -0.066 -0.0745)
OKLCH	oklch(61.22% 0.1 228.4)
XYZ	xyz(19.4241, 23.6543, 46.1811)
Luminance	0.2366 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#358FB3 #B35935

analogous

#35B398 #358FB3 #3550B3

triadic

#358FB3 #B3358F #8FB335

tetradic

#358FB3 #9835B3 #B35935 #50B335

square

#358FB3 #9835B3 #B35935 #50B335

split-complementary

#358FB3 #B33550 #B39835

monochromatic

#194455 #276984 #358FB3 #58ACCD #87C3DB

Accessibility & contrast

On white

3.66

#358FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#358FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #358FB3

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##358FB3	#FFFFFF	#000000	##000000
##358FB3	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB5

Deuteranopia (green-blind)

#6B80B3

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #358fb3;
/* rgb */ color: rgb(53, 143, 179);
/* oklch */ color: oklch(61.2% 0.100 228.4);

Tailwind

colors: {
  custom: {
    50: '#7cafca',
    500: '#358fb3',
    950: '#000000',
  },
}

SCSS

$custom: #358fb3;
$custom-light: #7cafca;
$custom-dark: #000000;

JSON

{
  "hex": "#358fb3",
  "rgb": {
    "r": 53,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 197.143,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61224,
    "c": 0.09954,
    "h": 228.4
  },
  "luminance": 0.23656
}

Semantic roles & 50–950 ramp

primary

#358FB3

secondary

#C5937F

accent

#744ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #358FB3

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

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