#436EA3#436EA3

#436EA3 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 53.1% C 0.097 H 254.5°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#436EA3
RGB	rgb(67, 110, 163)
HSL	hsl(213, 42%, 45%)
HSV	hsv(213, 59%, 64%)
CMYK	cmyk(58.9%, 32.5%, 0%, 36.1%)
CIE-LAB	lab(45.62, 1.57, -33.04)
CIE-LCH	lch(45.62, 33.08, 272.71°)
OKLab	oklab(53.12% -0.0259 -0.0932)
OKLCH	oklch(53.12% 0.097 254.5)
XYZ	xyz(14.4992, 14.9882, 36.7722)
Luminance	0.1499 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436EA3 #A37843

analogous

#439EA3 #436EA3 #4843A3

triadic

#436EA3 #A3436E #6EA343

tetradic

#436EA3 #A3439E #A37843 #43A348

square

#436EA3 #A3439E #A37843 #43A348

split-complementary

#436EA3 #A34843 #9EA343

monochromatic

#1F334C #315178 #436EA3 #648DBF #8FADD1

Accessibility & contrast

On white

5.25

#436EA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#436EA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436EA3

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436EA3	#FFFFFF	#000000	##FFFFFF
##436EA3	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5871A5

Deuteranopia (green-blind)

#4C68A2

Tritanopia (blue-blind)

#007A81

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #436ea3;
/* rgb */ color: rgb(67, 110, 163);
/* oklch */ color: oklch(53.1% 0.097 254.5);

Tailwind

colors: {
  custom: {
    50: '#7f97be',
    500: '#436ea3',
    950: '#000000',
  },
}

SCSS

$custom: #436ea3;
$custom-light: #7f97be;
$custom-dark: #000000;

JSON

{
  "hex": "#436ea3",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 163
  },
  "hsl": {
    "h": 213.125,
    "s": 41.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5312,
    "c": 0.09676,
    "h": 254.5
  },
  "luminance": 0.14989
}

Semantic roles & 50–950 ramp

primary

#436EA3

secondary

#BCA485

accent

#9A56D2

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0D12

muted

#7C7E81

Preview Lab

Preview with #436EA3

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

Preview Lab → · Contrast checker → · Palette generator →