#437AA5#437AA5

#437AA5 is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 56.0% C 0.089 H 243.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#437AA5
RGB	rgb(67, 122, 165)
HSL	hsl(206, 42%, 45%)
HSV	hsv(206, 59%, 65%)
CMYK	cmyk(59.4%, 26.1%, 0%, 35.3%)
CIE-LAB	lab(49.29, -4.97, -28.48)
CIE-LCH	lch(49.29, 28.91, 260.11°)
OKLab	oklab(56.04% -0.0391 -0.0799)
OKLCH	oklch(56.04% 0.089 243.9)
XYZ	xyz(16.0633, 17.8275, 38.1846)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437AA5 #A56E43

analogous

#43A59F #437AA5 #4349A5

triadic

#437AA5 #A5437A #7AA543

tetradic

#437AA5 #9F43A5 #A56E43 #49A543

square

#437AA5 #9F43A5 #A56E43 #49A543

split-complementary

#437AA5 #A54349 #A59F43

monochromatic

#203A4E #315A79 #437AA5 #6598C0 #90B5D2

Accessibility & contrast

On white

4.60

#437AA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#437AA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #437AA5

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437AA5	#FFFFFF	#000000	##FFFFFF
##437AA5	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677BA7

Deuteranopia (green-blind)

#5A71A4

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #437aa5;
/* rgb */ color: rgb(67, 122, 165);
/* oklch */ color: oklch(56.0% 0.089 243.9);

Tailwind

colors: {
  custom: {
    50: '#7fa0c0',
    500: '#437aa5',
    950: '#000000',
  },
}

SCSS

$custom: #437aa5;
$custom-light: #7fa0c0;
$custom-dark: #000000;

JSON

{
  "hex": "#437aa5",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 165
  },
  "hsl": {
    "h": 206.327,
    "s": 42.241,
    "l": 45.49
  },
  "oklch": {
    "l": 0.56035,
    "c": 0.08896,
    "h": 243.9
  },
  "luminance": 0.17829
}

Semantic roles & 50–950 ramp

primary

#437AA5

secondary

#BD9F86

accent

#8C56D2

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #437AA5

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

Preview Lab → · Contrast checker → · Palette generator →