#437BAA#437BAA

#437BAA is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.5% C 0.094 H 245.8°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#437BAA
RGB	rgb(67, 123, 170)
HSL	hsl(207, 43%, 46%)
HSV	hsv(207, 61%, 67%)
CMYK	cmyk(60.6%, 27.6%, 0%, 33.3%)
CIE-LAB	lab(49.81, -3.89, -30.57)
CIE-LCH	lch(49.81, 30.82, 262.74°)
OKLab	oklab(56.52% -0.0386 -0.086)
OKLCH	oklch(56.52% 0.094 245.8)
XYZ	xyz(16.6507, 18.2599, 40.6695)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437BAA #AA7243

analogous

#43AAA6 #437BAA #4347AA

triadic

#437BAA #AA437B #7BAA43

tetradic

#437BAA #A643AA #AA7243 #47AA43

square

#437BAA #A643AA #AA7243 #47AA43

split-complementary

#437BAA #AA4347 #AAA643

monochromatic

#203B52 #325B7E #437BAA #6799C3 #93B7D4

Accessibility & contrast

On white

4.51

#437BAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#437BAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437BAA

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437BAA	#FFFFFF	#000000	##000000
##437BAA	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677CAC

Deuteranopia (green-blind)

#5972A9

Tritanopia (blue-blind)

#00868B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #437baa;
/* rgb */ color: rgb(67, 123, 170);
/* oklch */ color: oklch(56.5% 0.094 245.8);

Tailwind

colors: {
  custom: {
    50: '#80a1c3',
    500: '#437baa',
    950: '#000000',
  },
}

SCSS

$custom: #437baa;
$custom-light: #80a1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#437baa",
  "rgb": {
    "r": 67,
    "g": 123,
    "b": 170
  },
  "hsl": {
    "h": 207.379,
    "s": 43.46,
    "l": 46.471
  },
  "oklch": {
    "l": 0.56522,
    "c": 0.09421,
    "h": 245.8
  },
  "luminance": 0.18261
}

Semantic roles & 50–950 ramp

primary

#437BAA

secondary

#C0A289

accent

#8E55D3

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #437BAA

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

Preview Lab → · Contrast checker → · Palette generator →