#4277BD#4277BD

#4277BD is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.6% C 0.123 H 256.1°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4277BD
RGB	rgb(66, 119, 189)
HSL	hsl(214, 48%, 50%)
HSV	hsv(214, 65%, 74%)
CMYK	cmyk(65.1%, 37%, 0%, 25.9%)
CIE-LAB	lab(49.53, 4.83, -42.00)
CIE-LCH	lch(49.53, 42.28, 276.56°)
OKLab	oklab(56.59% -0.0296 -0.1193)
OKLCH	oklch(56.59% 0.123 256.1)
XYZ	xyz(18.0256, 18.0243, 50.6633)
Luminance	0.1803 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4277BD #BD8842

analogous

#42B5BD #4277BD #4A42BD

triadic

#4277BD #BD4277 #77BD42

tetradic

#4277BD #BD42B5 #BD8842 #42BD4A

square

#4277BD #BD42B5 #BD8842 #42BD4A

split-complementary

#4277BD #BD4A42 #B5BD42

monochromatic

#223E62 #325A90 #4277BD #6F98CD #9DB8DD

Accessibility & contrast

On white

4.56

#4277BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#4277BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4277BD

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4277BD	#FFFFFF	#000000	##000000
##4277BD	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587CC0

Deuteranopia (green-blind)

#4770BC

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4277bd;
/* rgb */ color: rgb(66, 119, 189);
/* oklch */ color: oklch(56.6% 0.123 256.1);

Tailwind

colors: {
  custom: {
    50: '#829dd1',
    500: '#4277bd',
    950: '#000000',
  },
}

SCSS

$custom: #4277bd;
$custom-light: #829dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4277bd",
  "rgb": {
    "r": 66,
    "g": 119,
    "b": 189
  },
  "hsl": {
    "h": 214.146,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.56593,
    "c": 0.12291,
    "h": 256.1
  },
  "luminance": 0.18026
}

Semantic roles & 50–950 ramp

primary

#4277BD

secondary

#C9B192

accent

#9D50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4277BD

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

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