#4276D8#4276D8

#4276D8 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.1% C 0.160 H 261.7°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4276D8
RGB	rgb(66, 118, 216)
HSL	hsl(219, 66%, 55%)
HSV	hsv(219, 69%, 85%)
CMYK	cmyk(69.4%, 45.4%, 0%, 15.3%)
CIE-LAB	lab(50.77, 15.02, -55.43)
CIE-LCH	lch(50.77, 57.43, 285.16°)
OKLab	oklab(58.05% -0.0231 -0.1587)
OKLCH	oklch(58.05% 0.16 261.7)
XYZ	xyz(21.1155, 19.0708, 67.5207)
Luminance	0.1907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4276D8 #D8A442

analogous

#42C1D8 #4276D8 #5942D8

triadic

#4276D8 #D84276 #76D842

tetradic

#4276D8 #D842C1 #D8A442 #42D859

square

#4276D8 #D842C1 #D8A442 #42D859

split-complementary

#4276D8 #D85942 #C1D842

monochromatic

#1B4084 #2658B7 #4276D8 #759BE2 #A7C0ED

Accessibility & contrast

On white

4.36

#4276D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#4276D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4276D8

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4276D8	#FFFFFF	#000000	##000000
##4276D8	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4480DC

Deuteranopia (green-blind)

#2672D6

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4276d8;
/* rgb */ color: rgb(66, 118, 216);
/* oklch */ color: oklch(58.1% 0.160 261.7);

Tailwind

colors: {
  custom: {
    50: '#879ce5',
    500: '#4276d8',
    950: '#000000',
  },
}

SCSS

$custom: #4276d8;
$custom-light: #879ce5;
$custom-dark: #000000;

JSON

{
  "hex": "#4276d8",
  "rgb": {
    "r": 66,
    "g": 118,
    "b": 216
  },
  "hsl": {
    "h": 219.2,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.58051,
    "c": 0.16037,
    "h": 261.7
  },
  "luminance": 0.19073
}

Semantic roles & 50–950 ramp

primary

#4276D8

secondary

#DAC59C

accent

#AE3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4276D8

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

Preview Lab → · Contrast checker → · Palette generator →