#436CB0#436CB0

#436CB0 is a mid, moderate blue. Relative luminance 0.151; OKLCH L 53.4% C 0.117 H 260.0°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#436CB0
RGB	rgb(67, 108, 176)
HSL	hsl(217, 45%, 48%)
HSV	hsv(217, 62%, 69%)
CMYK	cmyk(61.9%, 38.6%, 0%, 31%)
CIE-LAB	lab(45.70, 7.27, -40.52)
CIE-LCH	lch(45.70, 41.17, 280.17°)
OKLab	oklab(53.41% -0.0203 -0.1151)
OKLCH	oklch(53.41% 0.117 260)
XYZ	xyz(15.5110, 15.0516, 43.1537)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CB0 #B08743

analogous

#43A3B0 #436CB0 #5043B0

triadic

#436CB0 #B0436C #6CB043

tetradic

#436CB0 #B043A3 #B08743 #43B050

square

#436CB0 #B043A3 #B08743 #43B050

split-complementary

#436CB0 #B05043 #A3B043

monochromatic

#213657 #325184 #436CB0 #6A8DC6 #96AFD7

Accessibility & contrast

On white

5.24

#436CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#436CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CB0

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CB0	#FFFFFF	#000000	##FFFFFF
##436CB0	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F72B3

Deuteranopia (green-blind)

#4068AF

Tritanopia (blue-blind)

#007B85

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #436cb0;
/* rgb */ color: rgb(67, 108, 176);
/* oklch */ color: oklch(53.4% 0.117 260.0);

Tailwind

colors: {
  custom: {
    50: '#8195c8',
    500: '#436cb0',
    950: '#000000',
  },
}

SCSS

$custom: #436cb0;
$custom-light: #8195c8;
$custom-dark: #000000;

JSON

{
  "hex": "#436cb0",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 176
  },
  "hsl": {
    "h": 217.431,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53407,
    "c": 0.11684,
    "h": 260
  },
  "luminance": 0.15053
}

Semantic roles & 50–950 ramp

primary

#436CB0

secondary

#C3AE8C

accent

#A453D5

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #436CB0

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

Preview Lab → · Contrast checker → · Palette generator →