#4075BF#4075BF

#4075BF is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 56.2% C 0.129 H 257.1°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4075BF
RGB	rgb(64, 117, 191)
HSL	hsl(215, 50%, 50%)
HSV	hsv(215, 66%, 75%)
CMYK	cmyk(66.5%, 38.7%, 0%, 25.1%)
CIE-LAB	lab(48.97, 6.41, -44.04)
CIE-LCH	lch(48.97, 44.50, 278.29°)
OKLab	oklab(56.18% -0.0286 -0.1253)
OKLCH	oklch(56.18% 0.129 257.1)
XYZ	xyz(17.8762, 17.5724, 51.7298)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075BF #BF8A40

analogous

#40B4BF #4075BF #4B40BF

triadic

#4075BF #BF4075 #75BF40

tetradic

#4075BF #BF40B4 #BF8A40 #40BF4B

square

#4075BF #BF40B4 #BF8A40 #40BF4B

split-complementary

#4075BF #BF4B40 #B4BF40

monochromatic

#213D63 #315991 #4075BF #6E96CE #9CB7DE

Accessibility & contrast

On white

4.65

#4075BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4075BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4075BF

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075BF	#FFFFFF	#000000	##FFFFFF
##4075BF	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547BC2

Deuteranopia (green-blind)

#416FBD

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4075bf;
/* rgb */ color: rgb(64, 117, 191);
/* oklch */ color: oklch(56.2% 0.129 257.1);

Tailwind

colors: {
  custom: {
    50: '#829cd3',
    500: '#4075bf',
    950: '#000000',
  },
}

SCSS

$custom: #4075bf;
$custom-light: #829cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4075bf",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 191
  },
  "hsl": {
    "h": 214.961,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.56175,
    "c": 0.12853,
    "h": 257.1
  },
  "luminance": 0.17574
}

Semantic roles & 50–950 ramp

primary

#4075BF

secondary

#CAB291

accent

#9F4ED9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4075BF

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

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