#345FC1#345FC1

#345FC1 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.0% C 0.161 H 263.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#345FC1
RGB	rgb(52, 95, 193)
HSL	hsl(222, 58%, 48%)
HSV	hsv(222, 73%, 76%)
CMYK	cmyk(73.1%, 50.8%, 0%, 24.3%)
CIE-LAB	lab(42.40, 19.24, -55.74)
CIE-LCH	lch(42.40, 58.97, 289.04°)
OKLab	oklab(51.02% -0.0174 -0.1602)
OKLCH	oklch(51.02% 0.161 263.8)
XYZ	xyz(15.1306, 12.7631, 52.1078)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FC1 #C19634

analogous

#34A5C1 #345FC1 #4F34C1

triadic

#345FC1 #C1345F #5FC134

tetradic

#345FC1 #C134A5 #C19634 #34C14F

square

#345FC1 #C134A5 #C19634 #34C14F

split-complementary

#345FC1 #C14F34 #A5C134

monochromatic

#1A3061 #274791 #345FC1 #5E82D4 #8FA8E1

Accessibility & contrast

On white

5.91

#345FC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#345FC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FC1

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FC1	#FFFFFF	#000000	##FFFFFF
##345FC1	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#236BC5

Deuteranopia (green-blind)

#005EBF

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #345fc1;
/* rgb */ color: rgb(52, 95, 193);
/* oklch */ color: oklch(51.0% 0.161 263.8);

Tailwind

colors: {
  custom: {
    50: '#7e8bd4',
    500: '#345fc1',
    950: '#000000',
  },
}

SCSS

$custom: #345fc1;
$custom-light: #7e8bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#345fc1",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 193
  },
  "hsl": {
    "h": 221.702,
    "s": 57.551,
    "l": 48.039
  },
  "oklch": {
    "l": 0.51018,
    "c": 0.16118,
    "h": 263.8
  },
  "luminance": 0.12765
}

Semantic roles & 50–950 ramp

primary

#345FC1

secondary

#CBB686

accent

#B247E1

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #345FC1

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

Preview Lab → · Contrast checker → · Palette generator →