#345AAB#345AAB

#345AAB is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.137 H 263.3°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#345AAB
RGB	rgb(52, 90, 171)
HSL	hsl(221, 53%, 44%)
HSV	hsv(221, 70%, 67%)
CMYK	cmyk(69.6%, 47.4%, 0%, 32.9%)
CIE-LAB	lab(39.55, 14.29, -47.45)
CIE-LCH	lch(39.55, 49.55, 286.76°)
OKLab	oklab(48.37% -0.016 -0.1359)
OKLCH	oklch(48.37% 0.137 263.3)
XYZ	xyz(12.4204, 10.9814, 39.9852)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345AAB #AB8534

analogous

#3495AB #345AAB #4934AB

triadic

#345AAB #AB345A #5AAB34

tetradic

#345AAB #AB3495 #AB8534 #34AB49

square

#345AAB #AB3495 #AB8534 #34AB49

split-complementary

#345AAB #AB4934 #95AB34

monochromatic

#17294D #26417C #345AAB #5278CA #819DD9

Accessibility & contrast

On white

6.57

#345AAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#345AAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345AAB

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345AAB	#FFFFFF	#000000	##FFFFFF
##345AAB	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3063AE

Deuteranopia (green-blind)

#1658A9

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345aab;
/* rgb */ color: rgb(52, 90, 171);
/* oklch */ color: oklch(48.4% 0.137 263.3);

Tailwind

colors: {
  custom: {
    50: '#7a88c4',
    500: '#345aab',
    950: '#000000',
  },
}

SCSS

$custom: #345aab;
$custom-light: #7a88c4;
$custom-dark: #000000;

JSON

{
  "hex": "#345aab",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 171
  },
  "hsl": {
    "h": 220.84,
    "s": 53.363,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48371,
    "c": 0.13686,
    "h": 263.3
  },
  "luminance": 0.10983
}

Semantic roles & 50–950 ramp

primary

#345AAB

secondary

#C2AB79

accent

#AE4BDD

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #345AAB

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

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