#354CBB#354CBB

#354CBB is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.8% C 0.176 H 269.4°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#354CBB
RGB	rgb(53, 76, 187)
HSL	hsl(230, 56%, 47%)
HSV	hsv(230, 72%, 73%)
CMYK	cmyk(71.7%, 59.4%, 0%, 26.7%)
CIE-LAB	lab(36.95, 29.50, -61.08)
CIE-LCH	lch(36.95, 67.83, 295.78°)
OKLab	oklab(46.79% -0.0019 -0.1762)
OKLCH	oklch(46.79% 0.176 269.4)
XYZ	xyz(13.0192, 9.5123, 48.1540)
Luminance	0.0951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354CBB #BBA435

analogous

#358FBB #354CBB #6135BB

triadic

#354CBB #BB354C #4CBB35

tetradic

#354CBB #BB358F #BBA435 #35BB61

square

#354CBB #BB358F #BBA435 #35BB61

split-complementary

#354CBB #BB6135 #8FBB35

monochromatic

#1A255C #27398B #354CBB #5C70D1 #8C9ADE

Accessibility & contrast

On white

7.23

#354CBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#354CBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354CBB

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354CBB	#FFFFFF	#000000	##FFFFFF
##354CBB	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #354cbb;
/* rgb */ color: rgb(53, 76, 187);
/* oklch */ color: oklch(46.8% 0.176 269.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#354cbb",
  "rgb": {
    "r": 53,
    "g": 76,
    "b": 187
  },
  "hsl": {
    "h": 229.701,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46785,
    "c": 0.17622,
    "h": 269.4
  },
  "luminance": 0.09514
}

Semantic roles & 50–950 ramp

primary

#354CBB

secondary

#C9BD83

accent

#C549DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #354CBB

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

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