#436FCE#436FCE

#436FCE is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.0% C 0.155 H 263.5°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#436FCE
RGB	rgb(67, 111, 206)
HSL	hsl(221, 59%, 54%)
HSV	hsv(221, 67%, 81%)
CMYK	cmyk(67.5%, 46.1%, 0%, 19.2%)
CIE-LAB	lab(48.28, 15.98, -53.74)
CIE-LCH	lch(48.28, 56.06, 286.56°)
OKLab	oklab(55.96% -0.0175 -0.1538)
OKLCH	oklch(55.96% 0.155 263.5)
XYZ	xyz(19.1358, 17.0165, 60.6566)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436FCE #CEA243

analogous

#43B4CE #436FCE #5C43CE

triadic

#436FCE #CE436F #6FCE43

tetradic

#436FCE #CE43B4 #CEA243 #43CE5C

square

#436FCE #CE43B4 #CEA243 #43CE5C

split-complementary

#436FCE #CE5C43 #B4CE43

monochromatic

#1F3B77 #2C53A8 #436FCE #7494DB #A4B9E7

Accessibility & contrast

On white

4.77

#436FCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#436FCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436FCE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436FCE	#FFFFFF	#000000	##FFFFFF
##436FCE	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F79D2

Deuteranopia (green-blind)

#236DCC

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #436fce;
/* rgb */ color: rgb(67, 111, 206);
/* oklch */ color: oklch(56.0% 0.155 263.5);

Tailwind

colors: {
  custom: {
    50: '#8697dd',
    500: '#436fce',
    950: '#000000',
  },
}

SCSS

$custom: #436fce;
$custom-light: #8697dd;
$custom-dark: #000000;

JSON

{
  "hex": "#436fce",
  "rgb": {
    "r": 67,
    "g": 111,
    "b": 206
  },
  "hsl": {
    "h": 221.007,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55955,
    "c": 0.1548,
    "h": 263.5
  },
  "luminance": 0.17018
}

Semantic roles & 50–950 ramp

primary

#436FCE

secondary

#D4C199

accent

#B146E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #436FCE

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

Preview Lab → · Contrast checker → · Palette generator →