#4075B5#4075B5

#4075B5 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.6% C 0.115 H 254.3°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4075B5
RGB	rgb(64, 117, 181)
HSL	hsl(213, 48%, 48%)
HSV	hsv(213, 65%, 71%)
CMYK	cmyk(64.6%, 35.4%, 0%, 29%)
CIE-LAB	lab(48.44, 2.90, -39.10)
CIE-LCH	lch(48.44, 39.21, 274.24°)
OKLab	oklab(55.59% -0.0311 -0.1109)
OKLCH	oklch(55.59% 0.115 254.3)
XYZ	xyz(16.8131, 17.1471, 46.1308)
Luminance	0.1715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075B5 #B58040

analogous

#40AFB5 #4075B5 #4640B5

triadic

#4075B5 #B54075 #75B540

tetradic

#4075B5 #B540AF #B58040 #40B546

square

#4075B5 #B540AF #B58040 #40B546

split-complementary

#4075B5 #B54640 #AFB540

monochromatic

#203B5B #305888 #4075B5 #6895CA #96B4DA

Accessibility & contrast

On white

4.74

#4075B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4075B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4075B5

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075B5	#FFFFFF	#000000	##FFFFFF
##4075B5	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5979B8

Deuteranopia (green-blind)

#496EB4

Tritanopia (blue-blind)

#00848C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4075b5;
/* rgb */ color: rgb(64, 117, 181);
/* oklch */ color: oklch(55.6% 0.115 254.3);

Tailwind

colors: {
  custom: {
    50: '#809ccb',
    500: '#4075b5',
    950: '#000000',
  },
}

SCSS

$custom: #4075b5;
$custom-light: #809ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#4075b5",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 181
  },
  "hsl": {
    "h": 212.821,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.5559,
    "c": 0.11515,
    "h": 254.3
  },
  "luminance": 0.17149
}

Semantic roles & 50–950 ramp

primary

#4075B5

secondary

#C5AB8B

accent

#9A50D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4075B5

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

Preview Lab → · Contrast checker → · Palette generator →