#436CD7#436CD7

#436CD7 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.0% C 0.171 H 265.4°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#436CD7
RGB	rgb(67, 108, 215)
HSL	hsl(223, 65%, 55%)
HSV	hsv(223, 69%, 84%)
CMYK	cmyk(68.8%, 49.8%, 0%, 15.7%)
CIE-LAB	lab(48.04, 21.07, -59.26)
CIE-LCH	lch(48.04, 62.89, 289.58°)
OKLab	oklab(55.95% -0.0136 -0.1701)
OKLCH	oklch(55.95% 0.171 265.4)
XYZ	xyz(19.9388, 16.8227, 66.4731)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436CD7 #D7AE43

analogous

#43B6D7 #436CD7 #6443D7

triadic

#436CD7 #D7436C #6CD743

tetradic

#436CD7 #D743B6 #D7AE43 #43D764

square

#436CD7 #D743B6 #D7AE43 #43D764

split-complementary

#436CD7 #D76443 #B6D743

monochromatic

#1C3984 #274EB6 #436CD7 #7593E2 #A8BBEC

Accessibility & contrast

On white

4.81

#436CD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#436CD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436CD7

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436CD7	#FFFFFF	#000000	##FFFFFF
##436CD7	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E79DB

Deuteranopia (green-blind)

#006CD5

Tritanopia (blue-blind)

#008597

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #436cd7;
/* rgb */ color: rgb(67, 108, 215);
/* oklch */ color: oklch(56.0% 0.171 265.4);

Tailwind

colors: {
  custom: {
    50: '#8895e4',
    500: '#436cd7',
    950: '#000000',
  },
}

SCSS

$custom: #436cd7;
$custom-light: #8895e4;
$custom-dark: #000000;

JSON

{
  "hex": "#436cd7",
  "rgb": {
    "r": 67,
    "g": 108,
    "b": 215
  },
  "hsl": {
    "h": 223.378,
    "s": 64.912,
    "l": 55.294
  },
  "oklch": {
    "l": 0.55951,
    "c": 0.17065,
    "h": 265.4
  },
  "luminance": 0.16825
}

Semantic roles & 50–950 ramp

primary

#436CD7

secondary

#DAC99C

accent

#B940E8

background

#F9F9FE

surface

#F1F1FC

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #436CD7

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

Preview Lab → · Contrast checker → · Palette generator →