#4276C0#4276C0

#4276C0 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.5% C 0.128 H 257.4°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#4276C0
RGB	rgb(66, 118, 192)
HSL	hsl(215, 50%, 51%)
HSV	hsv(215, 66%, 75%)
CMYK	cmyk(65.6%, 38.5%, 0%, 24.7%)
CIE-LAB	lab(49.40, 6.50, -43.93)
CIE-LCH	lch(49.40, 44.41, 278.41°)
OKLab	oklab(56.55% -0.0278 -0.1249)
OKLCH	oklch(56.55% 0.128 257.4)
XYZ	xyz(18.2362, 17.9191, 52.3566)
Luminance	0.1792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4276C0 #C08C42

analogous

#42B5C0 #4276C0 #4D42C0

triadic

#4276C0 #C04276 #76C042

tetradic

#4276C0 #C042B5 #C08C42 #42C04D

square

#4276C0 #C042B5 #C08C42 #42C04D

split-complementary

#4276C0 #C04D42 #B5C042

monochromatic

#223E66 #315A94 #4276C0 #7097CF #9EB9DF

Accessibility & contrast

On white

4.58

#4276C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#4276C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4276C0

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4276C0	#FFFFFF	#000000	##000000
##4276C0	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#557CC3

Deuteranopia (green-blind)

#4370BE

Tritanopia (blue-blind)

#008792

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4276c0;
/* rgb */ color: rgb(66, 118, 192);
/* oklch */ color: oklch(56.5% 0.128 257.4);

Tailwind

colors: {
  custom: {
    50: '#839dd3',
    500: '#4276c0',
    950: '#000000',
  },
}

SCSS

$custom: #4276c0;
$custom-light: #839dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4276c0",
  "rgb": {
    "r": 66,
    "g": 118,
    "b": 192
  },
  "hsl": {
    "h": 215.238,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56545,
    "c": 0.12802,
    "h": 257.4
  },
  "luminance": 0.17921
}

Semantic roles & 50–950 ramp

primary

#4276C0

secondary

#CBB493

accent

#A04EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4276C0

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

Preview Lab → · Contrast checker → · Palette generator →