#427ABD#427ABD

#427ABD is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.3% C 0.120 H 254.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#427ABD
RGB	rgb(66, 122, 189)
HSL	hsl(213, 48%, 50%)
HSV	hsv(213, 65%, 74%)
CMYK	cmyk(65.1%, 35.4%, 0%, 25.9%)
CIE-LAB	lab(50.39, 3.01, -40.63)
CIE-LCH	lch(50.39, 40.74, 274.23°)
OKLab	oklab(57.27% -0.0327 -0.1152)
OKLCH	oklch(57.27% 0.12 254.2)
XYZ	xyz(18.3883, 18.7496, 50.7842)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427ABD #BD8542

analogous

#42B7BD #427ABD #4842BD

triadic

#427ABD #BD427A #7ABD42

tetradic

#427ABD #BD42B7 #BD8542 #42BD48

square

#427ABD #BD42B7 #BD8542 #42BD48

split-complementary

#427ABD #BD4842 #B7BD42

monochromatic

#223F62 #325D90 #427ABD #6F9ACD #9DBADD

Accessibility & contrast

On white

4.42

#427ABD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#427ABD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427ABD

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427ABD	#FFFFFF	#000000	##000000
##427ABD	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7EC0

Deuteranopia (green-blind)

#4C73BC

Tritanopia (blue-blind)

#008992

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427abd;
/* rgb */ color: rgb(66, 122, 189);
/* oklch */ color: oklch(57.3% 0.120 254.2);

Tailwind

colors: {
  custom: {
    50: '#82a0d1',
    500: '#427abd',
    950: '#000000',
  },
}

SCSS

$custom: #427abd;
$custom-light: #82a0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#427abd",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 189
  },
  "hsl": {
    "h": 212.683,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.5727,
    "c": 0.11979,
    "h": 254.2
  },
  "luminance": 0.18751
}

Semantic roles & 50–950 ramp

primary

#427ABD

secondary

#C9B092

accent

#9A50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #427ABD

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

Preview Lab → · Contrast checker → · Palette generator →