#436BB0#436BB0

#436BB0 is a mid, moderate blue. Relative luminance 0.148; OKLCH L 53.2% C 0.118 H 260.6°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#436BB0
RGB	rgb(67, 107, 176)
HSL	hsl(218, 45%, 48%)
HSV	hsv(218, 62%, 69%)
CMYK	cmyk(61.9%, 39.2%, 0%, 31%)
CIE-LAB	lab(45.42, 7.89, -40.98)
CIE-LCH	lch(45.42, 41.73, 280.90°)
OKLab	oklab(53.18% -0.0192 -0.1164)
OKLCH	oklch(53.18% 0.118 260.6)
XYZ	xyz(15.4062, 14.8419, 43.1188)
Luminance	0.1484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436BB0 #B08843

analogous

#43A1B0 #436BB0 #5243B0

triadic

#436BB0 #B0436B #6BB043

tetradic

#436BB0 #B043A1 #B08843 #43B052

square

#436BB0 #B043A1 #B08843 #43B052

split-complementary

#436BB0 #B05243 #A1B043

monochromatic

#213557 #325084 #436BB0 #6A8CC6 #96AED7

Accessibility & contrast

On white

5.29

#436BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#436BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436BB0

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436BB0	#FFFFFF	#000000	##FFFFFF
##436BB0	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D71B3

Deuteranopia (green-blind)

#3E67AF

Tritanopia (blue-blind)

#007B85

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #436bb0;
/* rgb */ color: rgb(67, 107, 176);
/* oklch */ color: oklch(53.2% 0.118 260.6);

Tailwind

colors: {
  custom: {
    50: '#8195c8',
    500: '#436bb0',
    950: '#000000',
  },
}

SCSS

$custom: #436bb0;
$custom-light: #8195c8;
$custom-dark: #000000;

JSON

{
  "hex": "#436bb0",
  "rgb": {
    "r": 67,
    "g": 107,
    "b": 176
  },
  "hsl": {
    "h": 217.982,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53184,
    "c": 0.11799,
    "h": 260.6
  },
  "luminance": 0.14843
}

Semantic roles & 50–950 ramp

primary

#436BB0

secondary

#C3AF8C

accent

#A553D5

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #436BB0

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

Preview Lab → · Contrast checker → · Palette generator →