#4274B2#4274B2

#4274B2 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.3% C 0.111 H 254.8°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4274B2
RGB	rgb(66, 116, 178)
HSL	hsl(213, 46%, 48%)
HSV	hsv(213, 63%, 70%)
CMYK	cmyk(62.9%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(48.09, 2.83, -37.92)
CIE-LCH	lch(48.09, 38.03, 274.27°)
OKLab	oklab(55.28% -0.0293 -0.1074)
OKLCH	oklch(55.28% 0.111 254.8)
XYZ	xyz(16.5251, 16.8618, 44.4946)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274B2 #B28042

analogous

#42ACB2 #4274B2 #4842B2

triadic

#4274B2 #B24274 #74B242

tetradic

#4274B2 #B242AC #B28042 #42B248

square

#4274B2 #B242AC #B28042 #42B248

split-complementary

#4274B2 #B24842 #ACB242

monochromatic

#213A59 #315785 #4274B2 #6A94C8 #96B4D8

Accessibility & contrast

On white

4.80

#4274B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4274B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4274B2

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274B2	#FFFFFF	#000000	##FFFFFF
##4274B2	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5978B5

Deuteranopia (green-blind)

#4A6DB1

Tritanopia (blue-blind)

#00828B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4274b2;
/* rgb */ color: rgb(66, 116, 178);
/* oklch */ color: oklch(55.3% 0.111 254.8);

Tailwind

colors: {
  custom: {
    50: '#819bc9',
    500: '#4274b2',
    950: '#000000',
  },
}

SCSS

$custom: #4274b2;
$custom-light: #819bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#4274b2",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 213.214,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55283,
    "c": 0.11132,
    "h": 254.8
  },
  "luminance": 0.16863
}

Semantic roles & 50–950 ramp

primary

#4274B2

secondary

#C4AB8C

accent

#9B52D6

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4274B2

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

Preview Lab → · Contrast checker → · Palette generator →