#436CB7#436CB7

#436CB7 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.8% C 0.127 H 261.5°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#436CB7
RGB	rgb(67, 108, 183)
HSL	hsl(219, 46%, 49%)
HSV	hsv(219, 63%, 72%)
CMYK	cmyk(63.4%, 41%, 0%, 28.2%)
CIE-LAB	lab(46.09, 9.71, -43.99)
CIE-LCH	lch(46.09, 45.05, 282.45°)
OKLab	oklab(53.83% -0.0187 -0.1252)
OKLCH	oklch(53.83% 0.127 261.5)
XYZ	xyz(16.2215, 15.3358, 46.8958)
Luminance	0.1534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CB7 #B78E43

analogous

#43A6B7 #436CB7 #5443B7

triadic

#436CB7 #B7436C #6CB743

tetradic

#436CB7 #B743A6 #B78E43 #43B754

square

#436CB7 #B743A6 #B78E43 #43B754

split-complementary

#436CB7 #B75443 #A6B743

monochromatic

#22375D #33528A #436CB7 #6D8ECA #9AB1DA

Accessibility & contrast

On white

5.16

#436CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#436CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CB7

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CB7	#FFFFFF	#000000	##FFFFFF
##436CB7	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A73BA

Deuteranopia (green-blind)

#3A68B5

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #436cb7;
/* rgb */ color: rgb(67, 108, 183);
/* oklch */ color: oklch(53.8% 0.127 261.5);

Tailwind

colors: {
  custom: {
    50: '#8295cd',
    500: '#436cb7',
    950: '#000000',
  },
}

SCSS

$custom: #436cb7;
$custom-light: #8295cd;
$custom-dark: #000000;

JSON

{
  "hex": "#436cb7",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 183
  },
  "hsl": {
    "h": 218.793,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.53832,
    "c": 0.12661,
    "h": 261.5
  },
  "luminance": 0.15337
}

Semantic roles & 50–950 ramp

primary

#436CB7

secondary

#C6B390

accent

#A752D6

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #436CB7

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

Preview Lab → · Contrast checker → · Palette generator →