#436EC1#436EC1

#436EC1 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.9% C 0.138 H 262.2°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#436EC1
RGB	rgb(67, 110, 193)
HSL	hsl(220, 50%, 51%)
HSV	hsv(220, 65%, 76%)
CMYK	cmyk(65.3%, 43%, 0%, 24.3%)
CIE-LAB	lab(47.23, 11.99, -47.96)
CIE-LCH	lch(47.23, 49.44, 284.03°)
OKLab	oklab(54.9% -0.0188 -0.1369)
OKLCH	oklch(54.9% 0.138 262.2)
XYZ	xyz(17.5129, 16.1937, 52.6445)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436EC1 #C19643

analogous

#43ADC1 #436EC1 #5743C1

triadic

#436EC1 #C1436E #6EC143

tetradic

#436EC1 #C143AD #C19643 #43C157

square

#436EC1 #C143AD #C19643 #43C157

split-complementary

#436EC1 #C15743 #ADC143

monochromatic

#223A67 #315395 #436EC1 #7191D0 #9FB5DF

Accessibility & contrast

On white

4.95

#436EC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#436EC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436EC1

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436EC1	#FFFFFF	#000000	##FFFFFF
##436EC1	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4776C4

Deuteranopia (green-blind)

#336BBF

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #436ec1;
/* rgb */ color: rgb(67, 110, 193);
/* oklch */ color: oklch(54.9% 0.138 262.2);

Tailwind

colors: {
  custom: {
    50: '#8497d4',
    500: '#436ec1',
    950: '#000000',
  },
}

SCSS

$custom: #436ec1;
$custom-light: #8497d4;
$custom-dark: #000000;

JSON

{
  "hex": "#436ec1",
  "rgb": {
    "r": 67,
    "g": 110,
    "b": 193
  },
  "hsl": {
    "h": 219.524,
    "s": 50.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.54895,
    "c": 0.13814,
    "h": 262.2
  },
  "luminance": 0.16195
}

Semantic roles & 50–950 ramp

primary

#436EC1

secondary

#CCB994

accent

#AA4EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #436EC1

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

Preview Lab → · Contrast checker → · Palette generator →