#4276C8#4276C8

#4276C8 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.0% C 0.139 H 259.2°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4276C8
RGB	rgb(66, 118, 200)
HSL	hsl(217, 55%, 52%)
HSV	hsv(217, 67%, 78%)
CMYK	cmyk(67%, 41%, 0%, 21.6%)
CIE-LAB	lab(49.84, 9.32, -47.82)
CIE-LCH	lch(49.84, 48.72, 281.03°)
OKLab	oklab(57.03% -0.0261 -0.1363)
OKLCH	oklch(57.03% 0.139 259.2)
XYZ	xyz(19.1468, 18.2833, 57.1524)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4276C8 #C89442

analogous

#42B9C8 #4276C8 #5142C8

triadic

#4276C8 #C84276 #76C842

tetradic

#4276C8 #C842B9 #C89442 #42C851

square

#4276C8 #C842B9 #C89442 #42C851

split-complementary

#4276C8 #C85142 #B9C842

monochromatic

#203F6F #2E5A9F #4276C8 #7198D6 #A1BBE4

Accessibility & contrast

On white

4.51

#4276C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4276C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4276C8

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4276C8	#FFFFFF	#000000	##000000
##4276C8	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507DCB

Deuteranopia (green-blind)

#3B71C6

Tritanopia (blue-blind)

#008995

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4276c8;
/* rgb */ color: rgb(66, 118, 200);
/* oklch */ color: oklch(57.0% 0.139 259.2);

Tailwind

colors: {
  custom: {
    50: '#849dd9',
    500: '#4276c8',
    950: '#000000',
  },
}

SCSS

$custom: #4276c8;
$custom-light: #849dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4276c8",
  "rgb": {
    "r": 66,
    "g": 118,
    "b": 200
  },
  "hsl": {
    "h": 216.716,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5703,
    "c": 0.13881,
    "h": 259.2
  },
  "luminance": 0.18285
}

Semantic roles & 50–950 ramp

primary

#4276C8

secondary

#D0B996

accent

#A54ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4276C8

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

Preview Lab → · Contrast checker → · Palette generator →