#354BBB#354BBB

#354BBB is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.6% C 0.177 H 269.6°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#354BBB
RGB	rgb(53, 75, 187)
HSL	hsl(230, 56%, 47%)
HSV	hsv(230, 72%, 73%)
CMYK	cmyk(71.7%, 59.9%, 0%, 26.7%)
CIE-LAB	lab(36.70, 30.14, -61.50)
CIE-LCH	lch(36.70, 68.49, 296.11°)
OKLab	oklab(46.6% -0.0011 -0.1774)
OKLCH	oklch(46.6% 0.177 269.6)
XYZ	xyz(12.9508, 9.3756, 48.1312)
Luminance	0.0938 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354BBB #BBA535

analogous

#358EBB #354BBB #6235BB

triadic

#354BBB #BB354B #4BBB35

tetradic

#354BBB #BB358E #BBA535 #35BB62

square

#354BBB #BB358E #BBA535 #35BB62

split-complementary

#354BBB #BB6235 #8EBB35

monochromatic

#1A255C #27388B #354BBB #5C6FD1 #8C9ADE

Accessibility & contrast

On white

7.30

#354BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#354BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354BBB

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354BBB	#FFFFFF	#000000	##FFFFFF
##354BBB	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBF

Deuteranopia (green-blind)

#0050B9

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #354bbb;
/* rgb */ color: rgb(53, 75, 187);
/* oklch */ color: oklch(46.6% 0.177 269.6);

Tailwind

colors: {
  custom: {
    50: '#7e7dd0',
    500: '#354bbb',
    950: '#000000',
  },
}

SCSS

$custom: #354bbb;
$custom-light: #7e7dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#354bbb",
  "rgb": {
    "r": 53,
    "g": 75,
    "b": 187
  },
  "hsl": {
    "h": 230.149,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46596,
    "c": 0.17744,
    "h": 269.6
  },
  "luminance": 0.09377
}

Semantic roles & 50–950 ramp

primary

#354BBB

secondary

#C9BD83

accent

#C649DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #354BBB

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

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