#4081AC#4081AC

#4081AC is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.9% C 0.094 H 240.1°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4081AC
RGB	rgb(64, 129, 172)
HSL	hsl(204, 46%, 46%)
HSV	hsv(204, 63%, 67%)
CMYK	cmyk(62.8%, 25%, 0%, 32.5%)
CIE-LAB	lab(51.57, -7.31, -28.99)
CIE-LCH	lch(51.57, 29.90, 255.84°)
OKLab	oklab(57.91% -0.0468 -0.0814)
OKLCH	oklch(57.91% 0.094 240.1)
XYZ	xyz(17.4082, 19.7674, 41.9198)
Luminance	0.1977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4081AC #AC6B40

analogous

#40ACA1 #4081AC #404BAC

triadic

#4081AC #AC4081 #81AC40

tetradic

#4081AC #A140AC #AC6B40 #4BAC40

square

#4081AC #A140AC #AC6B40 #4BAC40

split-complementary

#4081AC #AC404B #ACA140

monochromatic

#1F3E53 #2F607F #4081AC #649FC5 #91BAD6

Accessibility & contrast

On white

4.24

#4081AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4081AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4081AC

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4081AC	#FFFFFF	#000000	##000000
##4081AC	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D81AE

Deuteranopia (green-blind)

#5F76AB

Tritanopia (blue-blind)

#008C90

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4081ac;
/* rgb */ color: rgb(64, 129, 172);
/* oklch */ color: oklch(57.9% 0.094 240.1);

Tailwind

colors: {
  custom: {
    50: '#7fa5c5',
    500: '#4081ac',
    950: '#000000',
  },
}

SCSS

$custom: #4081ac;
$custom-light: #7fa5c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4081ac",
  "rgb": {
    "r": 64,
    "g": 129,
    "b": 172
  },
  "hsl": {
    "h": 203.889,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57911,
    "c": 0.0939,
    "h": 240.1
  },
  "luminance": 0.19769
}

Semantic roles & 50–950 ramp

primary

#4081AC

secondary

#C19E87

accent

#8752D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #4081AC

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

Preview Lab → · Contrast checker → · Palette generator →