#436CCE#436CCE

#436CCE is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.158 H 264.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#436CCE
RGB	rgb(67, 108, 206)
HSL	hsl(222, 59%, 54%)
HSV	hsv(222, 67%, 81%)
CMYK	cmyk(67.5%, 47.6%, 0%, 19.2%)
CIE-LAB	lab(47.46, 17.86, -55.05)
CIE-LCH	lch(47.46, 57.88, 287.98°)
OKLab	oklab(55.33% -0.0147 -0.1577)
OKLCH	oklch(55.33% 0.158 264.7)
XYZ	xyz(18.8140, 16.3728, 60.5493)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CCE #CEA543

analogous

#43B1CE #436CCE #5F43CE

triadic

#436CCE #CE436C #6CCE43

tetradic

#436CCE #CE43B1 #CEA543 #43CE5F

square

#436CCE #CE43B1 #CEA543 #43CE5F

split-complementary

#436CCE #CE5F43 #B1CE43

monochromatic

#1F3977 #2C50A8 #436CCE #7492DB #A4B8E7

Accessibility & contrast

On white

4.91

#436CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#436CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CCE

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CCE	#FFFFFF	#000000	##FFFFFF
##436CCE	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3877D2

Deuteranopia (green-blind)

#186BCC

Tritanopia (blue-blind)

#008393

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #436cce;
/* rgb */ color: rgb(67, 108, 206);
/* oklch */ color: oklch(55.3% 0.158 264.7);

Tailwind

colors: {
  custom: {
    50: '#8695dd',
    500: '#436cce',
    950: '#000000',
  },
}

SCSS

$custom: #436cce;
$custom-light: #8695dd;
$custom-dark: #000000;

JSON

{
  "hex": "#436cce",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 206
  },
  "hsl": {
    "h": 222.302,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55327,
    "c": 0.15842,
    "h": 264.7
  },
  "luminance": 0.16375
}

Semantic roles & 50–950 ramp

primary

#436CCE

secondary

#D4C399

accent

#B446E2

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436CCE

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

Preview Lab → · Contrast checker → · Palette generator →