#345AAF#345AAF

#345AAF is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.7% C 0.142 H 263.8°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#345AAF
RGB	rgb(52, 90, 175)
HSL	hsl(221, 54%, 45%)
HSV	hsv(221, 70%, 69%)
CMYK	cmyk(70.3%, 48.6%, 0%, 31.4%)
CIE-LAB	lab(39.81, 15.78, -49.39)
CIE-LCH	lch(39.81, 51.85, 287.72°)
OKLab	oklab(48.65% -0.0154 -0.1416)
OKLCH	oklch(48.65% 0.142 263.8)
XYZ	xyz(12.8075, 11.1362, 42.0237)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345AAF #AF8934

analogous

#3498AF #345AAF #4B34AF

triadic

#345AAF #AF345A #5AAF34

tetradic

#345AAF #AF3498 #AF8934 #34AF4B

square

#345AAF #AF3498 #AF8934 #34AF4B

split-complementary

#345AAF #AF4B34 #98AF34

monochromatic

#182951 #264280 #345AAF #5479CC #839EDA

Accessibility & contrast

On white

6.51

#345AAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#345AAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345AAF

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345AAF	#FFFFFF	#000000	##FFFFFF
##345AAF	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C64B2

Deuteranopia (green-blind)

#0958AD

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345aaf;
/* rgb */ color: rgb(52, 90, 175);
/* oklch */ color: oklch(48.7% 0.142 263.8);

Tailwind

colors: {
  custom: {
    50: '#7a88c7',
    500: '#345aaf',
    950: '#000000',
  },
}

SCSS

$custom: #345aaf;
$custom-light: #7a88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#345aaf",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 175
  },
  "hsl": {
    "h": 221.463,
    "s": 54.185,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48653,
    "c": 0.14248,
    "h": 263.8
  },
  "luminance": 0.11138
}

Semantic roles & 50–950 ramp

primary

#345AAF

secondary

#C4AD7B

accent

#B04ADE

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #345AAF

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

Preview Lab → · Contrast checker → · Palette generator →