#436ACB#436ACB

#436ACB is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.7% C 0.157 H 265.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#436ACB
RGB	rgb(67, 106, 203)
HSL	hsl(223, 57%, 53%)
HSV	hsv(223, 67%, 80%)
CMYK	cmyk(67%, 47.8%, 0%, 20.4%)
CIE-LAB	lab(46.73, 18.06, -54.52)
CIE-LCH	lch(46.73, 57.43, 288.32°)
OKLab	oklab(54.71% -0.0133 -0.1562)
OKLCH	oklch(54.71% 0.157 265.1)
XYZ	xyz(18.2445, 15.8114, 58.5787)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436ACB #CBA443

analogous

#43AECB #436ACB #6043CB

triadic

#436ACB #CB436A #6ACB43

tetradic

#436ACB #CB43AE #CBA443 #43CB60

square

#436ACB #CB43AE #CBA443 #43CB60

split-complementary

#436ACB #CB6043 #AECB43

monochromatic

#203874 #2D4FA4 #436ACB #7390D8 #A3B6E6

Accessibility & contrast

On white

5.04

#436ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#436ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436ACB

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436ACB	#FFFFFF	#000000	##FFFFFF
##436ACB	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3775CF

Deuteranopia (green-blind)

#1769C9

Tritanopia (blue-blind)

#008191

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #436acb;
/* rgb */ color: rgb(67, 106, 203);
/* oklch */ color: oklch(54.7% 0.157 265.1);

Tailwind

colors: {
  custom: {
    50: '#8694db',
    500: '#436acb',
    950: '#000000',
  },
}

SCSS

$custom: #436acb;
$custom-light: #8694db;
$custom-dark: #000000;

JSON

{
  "hex": "#436acb",
  "rgb": {
    "r": 67,
    "g": 106,
    "b": 203
  },
  "hsl": {
    "h": 222.794,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.54705,
    "c": 0.15674,
    "h": 265.1
  },
  "luminance": 0.15813
}

Semantic roles & 50–950 ramp

primary

#436ACB

secondary

#D2C198

accent

#B448E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436ACB

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

Preview Lab → · Contrast checker → · Palette generator →