#4091A4#4091A4

#4091A4 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.4% C 0.083 H 215.6°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#4091A4
RGB	rgb(64, 145, 164)
HSL	hsl(191, 44%, 45%)
HSV	hsv(191, 61%, 64%)
CMYK	cmyk(61%, 11.6%, 0%, 35.7%)
CIE-LAB	lab(56.11, -18.77, -17.41)
CIE-LCH	lch(56.11, 25.60, 222.85°)
OKLab	oklab(61.42% -0.0676 -0.0483)
OKLCH	oklch(61.42% 0.083 215.6)
XYZ	xyz(18.9379, 24.0192, 38.7529)
Luminance	0.2402 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091A4 #A45340

analogous

#40A485 #4091A4 #405FA4

triadic

#4091A4 #A44091 #91A440

tetradic

#4091A4 #8540A4 #A45340 #5FA440

square

#4091A4 #8540A4 #A45340 #5FA440

split-complementary

#4091A4 #A4405F #A48540

monochromatic

#1E434C #2F6A78 #4091A4 #60AFC1 #8CC5D2

Accessibility & contrast

On white

3.62

#4091A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#4091A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091A4

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091A4	#FFFFFF	#000000	##000000
##4091A4	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848DA5

Deuteranopia (green-blind)

#7582A4

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4091a4;
/* rgb */ color: rgb(64, 145, 164);
/* oklch */ color: oklch(61.4% 0.083 215.6);

Tailwind

colors: {
  custom: {
    50: '#7fb1bf',
    500: '#4091a4',
    950: '#000000',
  },
}

SCSS

$custom: #4091a4;
$custom-light: #7fb1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4091a4",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 164
  },
  "hsl": {
    "h": 191.4,
    "s": 43.86,
    "l": 44.706
  },
  "oklch": {
    "l": 0.61421,
    "c": 0.08309,
    "h": 215.6
  },
  "luminance": 0.24021
}

Semantic roles & 50–950 ramp

primary

#4091A4

secondary

#BD8E83

accent

#6C54D4

background

#F8FAFB

surface

#EFF5F7

border

#CACFD0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4091A4

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

Preview Lab → · Contrast checker → · Palette generator →