#4277CE#4277CE

#4277CE is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.6% C 0.146 H 259.8°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4277CE
RGB	rgb(66, 119, 206)
HSL	hsl(217, 59%, 53%)
HSV	hsv(217, 68%, 81%)
CMYK	cmyk(68%, 42.2%, 0%, 19.2%)
CIE-LAB	lab(50.46, 10.83, -50.25)
CIE-LCH	lch(50.46, 51.41, 282.17°)
OKLab	oklab(57.62% -0.0258 -0.1435)
OKLCH	oklch(57.62% 0.146 259.8)
XYZ	xyz(19.9802, 18.8061, 60.9575)
Luminance	0.1881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4277CE #CE9942

analogous

#42BDCE #4277CE #5342CE

triadic

#4277CE #CE4277 #77CE42

tetradic

#4277CE #CE42BD #CE9942 #42CE53

square

#4277CE #CE42BD #CE9942 #42CE53

split-complementary

#4277CE #CE5342 #BDCE42

monochromatic

#1F4077 #2B5AA7 #4277CE #739ADB #A3BDE7

Accessibility & contrast

On white

4.41

#4277CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4277CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4277CE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4277CE	#FFFFFF	#000000	##000000
##4277CE	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7FD1

Deuteranopia (green-blind)

#3772CC

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4277ce;
/* rgb */ color: rgb(66, 119, 206);
/* oklch */ color: oklch(57.6% 0.146 259.8);

Tailwind

colors: {
  custom: {
    50: '#859ddd',
    500: '#4277ce',
    950: '#000000',
  },
}

SCSS

$custom: #4277ce;
$custom-light: #859ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#4277ce",
  "rgb": {
    "r": 66,
    "g": 119,
    "b": 206
  },
  "hsl": {
    "h": 217.286,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.57622,
    "c": 0.14577,
    "h": 259.8
  },
  "luminance": 0.18808
}

Semantic roles & 50–950 ramp

primary

#4277CE

secondary

#D4BD98

accent

#A746E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4277CE

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

Preview Lab → · Contrast checker → · Palette generator →