#4277A5#4277A5

#4277A5 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.3% C 0.092 H 246.6°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4277A5
RGB	rgb(66, 119, 165)
HSL	hsl(208, 43%, 45%)
HSV	hsv(208, 60%, 65%)
CMYK	cmyk(60%, 27.9%, 0%, 35.3%)
CIE-LAB	lab(48.34, -3.40, -29.95)
CIE-LCH	lch(48.34, 30.14, 263.52°)
OKLab	oklab(55.28% -0.0365 -0.0842)
OKLCH	oklch(55.28% 0.092 246.6)
XYZ	xyz(15.6326, 17.0671, 38.0605)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4277A5 #A57042

analogous

#42A5A1 #4277A5 #4245A5

triadic

#4277A5 #A54277 #77A542

tetradic

#4277A5 #A142A5 #A57042 #45A542

square

#4277A5 #A142A5 #A57042 #45A542

split-complementary

#4277A5 #A54245 #A5A142

monochromatic

#1F384E #315779 #4277A5 #6395C1 #8FB3D2

Accessibility & contrast

On white

4.76

#4277A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#4277A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4277A5

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4277A5	#FFFFFF	#000000	##FFFFFF
##4277A5	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6378A7

Deuteranopia (green-blind)

#566EA4

Tritanopia (blue-blind)

#008287

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4277a5;
/* rgb */ color: rgb(66, 119, 165);
/* oklch */ color: oklch(55.3% 0.092 246.6);

Tailwind

colors: {
  custom: {
    50: '#7f9ec0',
    500: '#4277a5',
    950: '#000000',
  },
}

SCSS

$custom: #4277a5;
$custom-light: #7f9ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#4277a5",
  "rgb": {
    "r": 66,
    "g": 119,
    "b": 165
  },
  "hsl": {
    "h": 207.879,
    "s": 42.857,
    "l": 45.294
  },
  "oklch": {
    "l": 0.5528,
    "c": 0.09175,
    "h": 246.6
  },
  "luminance": 0.17069
}

Semantic roles & 50–950 ramp

primary

#4277A5

secondary

#BD9F85

accent

#8F55D3

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #4277A5

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

Preview Lab → · Contrast checker → · Palette generator →