#4274C2#4274C2

#4274C2 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.2% C 0.133 H 259.0°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4274C2
RGB	rgb(66, 116, 194)
HSL	hsl(217, 51%, 51%)
HSV	hsv(217, 66%, 76%)
CMYK	cmyk(66%, 40.2%, 0%, 23.9%)
CIE-LAB	lab(48.94, 8.43, -45.82)
CIE-LCH	lch(48.94, 46.59, 280.43°)
OKLab	oklab(56.22% -0.0254 -0.1305)
OKLCH	oklch(56.22% 0.133 259)
XYZ	xyz(18.2263, 17.5423, 53.4539)
Luminance	0.1754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274C2 #C29042

analogous

#42B4C2 #4274C2 #5042C2

triadic

#4274C2 #C24274 #74C242

tetradic

#4274C2 #C242B4 #C29042 #42C250

square

#4274C2 #C242B4 #C29042 #42C250

split-complementary

#4274C2 #C25042 #B4C242

monochromatic

#223D68 #315896 #4274C2 #7096D1 #9FB8E0

Accessibility & contrast

On white

4.66

#4274C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4274C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4274C2

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274C2	#FFFFFF	#000000	##FFFFFF
##4274C2	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517BC5

Deuteranopia (green-blind)

#3D6FC0

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4274c2;
/* rgb */ color: rgb(66, 116, 194);
/* oklch */ color: oklch(56.2% 0.133 259.0);

Tailwind

colors: {
  custom: {
    50: '#839bd5',
    500: '#4274c2',
    950: '#000000',
  },
}

SCSS

$custom: #4274c2;
$custom-light: #839bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#4274c2",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 194
  },
  "hsl": {
    "h": 216.563,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56222,
    "c": 0.13294,
    "h": 259
  },
  "luminance": 0.17544
}

Semantic roles & 50–950 ramp

primary

#4274C2

secondary

#CCB694

accent

#A34DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4274C2

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

Preview Lab → · Contrast checker → · Palette generator →