#355EA0#355EA0

#355EA0 is a mid, moderate blue. Relative luminance 0.113; OKLCH L 48.6% C 0.116 H 259.5°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#355EA0
RGB	rgb(53, 94, 160)
HSL	hsl(217, 50%, 42%)
HSV	hsv(217, 67%, 63%)
CMYK	cmyk(66.9%, 41.3%, 0%, 37.3%)
CIE-LAB	lab(40.08, 7.80, -40.07)
CIE-LCH	lch(40.08, 40.82, 281.02°)
OKLab	oklab(48.58% -0.0212 -0.1141)
OKLCH	oklch(48.58% 0.116 259.5)
XYZ	xyz(11.8138, 11.2992, 34.8093)
Luminance	0.1130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355EA0 #A07735

analogous

#3594A0 #355EA0 #4135A0

triadic

#355EA0 #A0355E #5EA035

tetradic

#355EA0 #A03594 #A07735 #35A041

square

#355EA0 #A03594 #A07735 #35A041

split-complementary

#355EA0 #A04135 #94A035

monochromatic

#172844 #264372 #355EA0 #4E7BC4 #7C9DD4

Accessibility & contrast

On white

6.44

#355EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#355EA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355EA0

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355EA0	#FFFFFF	#000000	##FFFFFF
##355EA0	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4064A3

Deuteranopia (green-blind)

#305A9F

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #355ea0;
/* rgb */ color: rgb(53, 94, 160);
/* oklch */ color: oklch(48.6% 0.116 259.5);

Tailwind

colors: {
  custom: {
    50: '#788bbc',
    500: '#355ea0',
    950: '#000000',
  },
}

SCSS

$custom: #355ea0;
$custom-light: #788bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#355ea0",
  "rgb": {
    "r": 53,
    "g": 94,
    "b": 160
  },
  "hsl": {
    "h": 217.009,
    "s": 50.235,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48575,
    "c": 0.11609,
    "h": 259.5
  },
  "luminance": 0.113
}

Semantic roles & 50–950 ramp

primary

#355EA0

secondary

#BCA174

accent

#A44EDA

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355EA0

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

Preview Lab → · Contrast checker → · Palette generator →