#436DA3#436DA3

#436DA3 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.9% C 0.098 H 255.3°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#436DA3
RGB	rgb(67, 109, 163)
HSL	hsl(214, 42%, 45%)
HSV	hsv(214, 59%, 64%)
CMYK	cmyk(58.9%, 33.1%, 0%, 36.1%)
CIE-LAB	lab(45.32, 2.18, -33.50)
CIE-LCH	lch(45.32, 33.57, 273.72°)
OKLab	oklab(52.89% -0.0248 -0.0946)
OKLCH	oklch(52.89% 0.098 255.3)
XYZ	xyz(14.3919, 14.7737, 36.7364)
Luminance	0.1477 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436DA3 #A37943

analogous

#439DA3 #436DA3 #4943A3

triadic

#436DA3 #A3436D #6DA343

tetradic

#436DA3 #A3439D #A37943 #43A349

square

#436DA3 #A3439D #A37943 #43A349

split-complementary

#436DA3 #A34943 #9DA343

monochromatic

#1F334C #315078 #436DA3 #648CBF #8FACD1

Accessibility & contrast

On white

5.31

#436DA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#436DA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436DA3

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436DA3	#FFFFFF	#000000	##FFFFFF
##436DA3	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5770A5

Deuteranopia (green-blind)

#4A67A2

Tritanopia (blue-blind)

#007980

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #436da3;
/* rgb */ color: rgb(67, 109, 163);
/* oklch */ color: oklch(52.9% 0.098 255.3);

Tailwind

colors: {
  custom: {
    50: '#7f96be',
    500: '#436da3',
    950: '#000000',
  },
}

SCSS

$custom: #436da3;
$custom-light: #7f96be;
$custom-dark: #000000;

JSON

{
  "hex": "#436da3",
  "rgb": {
    "r": 67,
    "g": 109,
    "b": 163
  },
  "hsl": {
    "h": 213.75,
    "s": 41.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52889,
    "c": 0.09777,
    "h": 255.3
  },
  "luminance": 0.14775
}

Semantic roles & 50–950 ramp

primary

#436DA3

secondary

#BCA485

accent

#9C56D2

background

#F8F9FB

surface

#EFF1F7

border

#CACBD0

text

#0B0D12

muted

#7C7E81

Preview Lab

Preview with #436DA3

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

Preview Lab → · Contrast checker → · Palette generator →