#437FAC#437FAC

#437FAC is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.6% C 0.094 H 243.1°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#437FAC
RGB	rgb(67, 127, 172)
HSL	hsl(206, 44%, 47%)
HSV	hsv(206, 61%, 67%)
CMYK	cmyk(61%, 26.2%, 0%, 32.5%)
CIE-LAB	lab(51.09, -5.57, -29.73)
CIE-LCH	lch(51.09, 30.25, 259.38°)
OKLab	oklab(57.56% -0.0424 -0.0835)
OKLCH	oklch(57.56% 0.094 243.1)
XYZ	xyz(17.3477, 19.3490, 41.8422)
Luminance	0.1935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437FAC #AC7043

analogous

#43ACA5 #437FAC #434BAC

triadic

#437FAC #AC437F #7FAC43

tetradic

#437FAC #A543AC #AC7043 #4BAC43

square

#437FAC #A543AC #AC7043 #4BAC43

split-complementary

#437FAC #AC434B #ACA543

monochromatic

#213E54 #325E80 #437FAC #689DC4 #94B9D5

Accessibility & contrast

On white

4.31

#437FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#437FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437FAC

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437FAC	#FFFFFF	#000000	##000000
##437FAC	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B80AE

Deuteranopia (green-blind)

#5D75AB

Tritanopia (blue-blind)

#008A8E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #437fac;
/* rgb */ color: rgb(67, 127, 172);
/* oklch */ color: oklch(57.6% 0.094 243.1);

Tailwind

colors: {
  custom: {
    50: '#80a4c5',
    500: '#437fac',
    950: '#000000',
  },
}

SCSS

$custom: #437fac;
$custom-light: #80a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#437fac",
  "rgb": {
    "r": 67,
    "g": 127,
    "b": 172
  },
  "hsl": {
    "h": 205.714,
    "s": 43.933,
    "l": 46.863
  },
  "oklch": {
    "l": 0.57564,
    "c": 0.09364,
    "h": 243.1
  },
  "luminance": 0.19351
}

Semantic roles & 50–950 ramp

primary

#437FAC

secondary

#C1A18A

accent

#8B54D4

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #437FAC

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

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