#3457C5#3457C5

#3457C5 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.176 H 266.5°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3457C5
RGB	rgb(52, 87, 197)
HSL	hsl(226, 58%, 49%)
HSV	hsv(226, 74%, 77%)
CMYK	cmyk(73.6%, 55.8%, 0%, 22.7%)
CIE-LAB	lab(40.53, 25.91, -61.09)
CIE-LCH	lch(40.53, 66.36, 292.98°)
OKLab	oklab(49.69% -0.0107 -0.1761)
OKLCH	oklch(49.69% 0.176 266.5)
XYZ	xyz(14.8989, 11.5761, 54.2617)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3457C5 #C5A234

analogous

#34A0C5 #3457C5 #5A34C5

triadic

#3457C5 #C53457 #57C534

tetradic

#3457C5 #C534A0 #C5A234 #34C55A

square

#3457C5 #C534A0 #C5A234 #34C55A

split-complementary

#3457C5 #C55A34 #A0C534

monochromatic

#1A2C64 #274295 #3457C5 #617DD5 #91A5E2

Accessibility & contrast

On white

6.33

#3457C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3457C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3457C5

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3457C5	#FFFFFF	#000000	##FFFFFF
##3457C5	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067C9

Deuteranopia (green-blind)

#0059C3

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3457c5;
/* rgb */ color: rgb(52, 87, 197);
/* oklch */ color: oklch(49.7% 0.176 266.5);

Tailwind

colors: {
  custom: {
    50: '#7f85d7',
    500: '#3457c5',
    950: '#000000',
  },
}

SCSS

$custom: #3457c5;
$custom-light: #7f85d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3457c5",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 197
  },
  "hsl": {
    "h": 225.517,
    "s": 58.233,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49694,
    "c": 0.17645,
    "h": 266.5
  },
  "luminance": 0.11578
}

Semantic roles & 50–950 ramp

primary

#3457C5

secondary

#CDBC88

accent

#BC46E1

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3457C5

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

Preview Lab → · Contrast checker → · Palette generator →