#354DAB#354DAB

#354DAB is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.7% C 0.153 H 268.8°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#354DAB
RGB	rgb(53, 77, 171)
HSL	hsl(228, 53%, 44%)
HSV	hsv(228, 69%, 67%)
CMYK	cmyk(69%, 55%, 0%, 32.9%)
CIE-LAB	lab(35.99, 22.98, -53.18)
CIE-LCH	lch(35.99, 57.94, 293.37°)
OKLab	oklab(45.68% -0.0032 -0.153)
OKLCH	oklch(45.68% 0.153 268.8)
XYZ	xyz(11.4702, 9.0038, 39.6536)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354DAB #AB9335

analogous

#3588AB #354DAB #5835AB

triadic

#354DAB #AB354D #4DAB35

tetradic

#354DAB #AB3588 #AB9335 #35AB58

square

#354DAB #AB3588 #AB9335 #35AB58

split-complementary

#354DAB #AB5835 #88AB35

monochromatic

#18234E #27387C #354DAB #536BCA #8294D8

Accessibility & contrast

On white

7.50

#354DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#354DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354DAB

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354DAB	#FFFFFF	#000000	##FFFFFF
##354DAB	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAE

Deuteranopia (green-blind)

#004FA9

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #354dab;
/* rgb */ color: rgb(53, 77, 171);
/* oklch */ color: oklch(45.7% 0.153 268.8);

Tailwind

colors: {
  custom: {
    50: '#7b7ec5',
    500: '#354dab',
    950: '#000000',
  },
}

SCSS

$custom: #354dab;
$custom-light: #7b7ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#354dab",
  "rgb": {
    "r": 53,
    "g": 77,
    "b": 171
  },
  "hsl": {
    "h": 227.797,
    "s": 52.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.45681,
    "c": 0.15302,
    "h": 268.8
  },
  "luminance": 0.09005
}

Semantic roles & 50–950 ramp

primary

#354DAB

secondary

#C2B37A

accent

#BF4CDC

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #354DAB

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

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