#436ABF#436ABF

#436ABF is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.9% C 0.140 H 263.8°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#436ABF
RGB	rgb(67, 106, 191)
HSL	hsl(221, 49%, 51%)
HSV	hsv(221, 65%, 75%)
CMYK	cmyk(64.9%, 44.5%, 0%, 25.1%)
CIE-LAB	lab(45.99, 13.79, -48.78)
CIE-LCH	lch(45.99, 50.70, 285.79°)
OKLab	oklab(53.9% -0.0151 -0.1393)
OKLCH	oklch(53.9% 0.14 263.8)
XYZ	xyz(16.8695, 15.2614, 51.3368)
Luminance	0.1526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436ABF #BF9843

analogous

#43A8BF #436ABF #5A43BF

triadic

#436ABF #BF436A #6ABF43

tetradic

#436ABF #BF43A8 #BF9843 #43BF5A

square

#436ABF #BF43A8 #BF9843 #43BF5A

split-complementary

#436ABF #BF5A43 #A8BF43

monochromatic

#223765 #325093 #436ABF #718ECF #9EB2DE

Accessibility & contrast

On white

5.18

#436ABF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#436ABF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436ABF

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436ABF	#FFFFFF	#000000	##FFFFFF
##436ABF	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4173C2

Deuteranopia (green-blind)

#2D68BD

Tritanopia (blue-blind)

#007D8B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436abf;
/* rgb */ color: rgb(67, 106, 191);
/* oklch */ color: oklch(53.9% 0.140 263.8);

Tailwind

colors: {
  custom: {
    50: '#8394d3',
    500: '#436abf',
    950: '#000000',
  },
}

SCSS

$custom: #436abf;
$custom-light: #8394d3;
$custom-dark: #000000;

JSON

{
  "hex": "#436abf",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 191
  },
  "hsl": {
    "h": 221.129,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.53904,
    "c": 0.14015,
    "h": 263.8
  },
  "luminance": 0.15263
}

Semantic roles & 50–950 ramp

primary

#436ABF

secondary

#CAB993

accent

#AD4FD9

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436ABF

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

Preview Lab → · Contrast checker → · Palette generator →