#437EDC#437EDC

#437EDC is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.1% C 0.156 H 259.4°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#437EDC
RGB	rgb(67, 126, 220)
HSL	hsl(217, 69%, 56%)
HSV	hsv(217, 70%, 86%)
CMYK	cmyk(69.5%, 42.7%, 0%, 13.7%)
CIE-LAB	lab(53.25, 11.66, -53.71)
CIE-LCH	lch(53.25, 54.96, 282.25°)
OKLab	oklab(60.05% -0.0288 -0.1535)
OKLCH	oklch(60.05% 0.156 259.4)
XYZ	xyz(22.6892, 21.2799, 70.6079)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EDC #DCA143

analogous

#43CBDC #437EDC #5543DC

triadic

#437EDC #DC437E #7EDC43

tetradic

#437EDC #DC43CB #DCA143 #43DC55

square

#437EDC #DC43CB #DCA143 #43DC55

split-complementary

#437EDC #DC5543 #CBDC43

monochromatic

#1A458B #235FBE #437EDC #77A1E6 #AAC5EF

Accessibility & contrast

On white

4.00

#437EDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#437EDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EDC

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EDC	#FFFFFF	#000000	##000000
##437EDC	1.00	4.00	5.26	5.26
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5187E0

Deuteranopia (green-blind)

#3679DA

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #437edc;
/* rgb */ color: rgb(67, 126, 220);
/* oklch */ color: oklch(60.1% 0.156 259.4);

Tailwind

colors: {
  custom: {
    50: '#88a2e7',
    500: '#437edc',
    950: '#000000',
  },
}

SCSS

$custom: #437edc;
$custom-light: #88a2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#437edc",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 220
  },
  "hsl": {
    "h": 216.863,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60053,
    "c": 0.15619,
    "h": 259.4
  },
  "luminance": 0.21282
}

Semantic roles & 50–950 ramp

primary

#437EDC

secondary

#DDC59E

accent

#A83CEB

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #437EDC

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

Preview Lab → · Contrast checker → · Palette generator →