#437EDE#437EDE

#437EDE is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.2% C 0.159 H 259.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#437EDE
RGB	rgb(67, 126, 222)
HSL	hsl(217, 70%, 57%)
HSV	hsv(217, 70%, 87%)
CMYK	cmyk(69.8%, 43.2%, 0%, 12.9%)
CIE-LAB	lab(53.37, 12.37, -54.65)
CIE-LCH	lch(53.37, 56.03, 282.75°)
OKLab	oklab(60.18% -0.0285 -0.1563)
OKLCH	oklch(60.18% 0.159 259.7)
XYZ	xyz(22.9557, 21.3865, 72.0113)
Luminance	0.2139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EDE #DEA343

analogous

#43CCDE #437EDE #5643DE

triadic

#437EDE #DE437E #7EDE43

tetradic

#437EDE #DE43CC #DEA343 #43DE56

square

#437EDE #DE43CC #DEA343 #43DE56

split-complementary

#437EDE #DE5643 #CCDE43

monochromatic

#19458E #225FC2 #437EDE #77A2E7 #ABC5F0

Accessibility & contrast

On white

3.98

#437EDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#437EDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EDE

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EDE	#FFFFFF	#000000	##000000
##437EDE	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F87E2

Deuteranopia (green-blind)

#3379DC

Tritanopia (blue-blind)

#0094A3

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #437ede;
/* rgb */ color: rgb(67, 126, 222);
/* oklch */ color: oklch(60.2% 0.159 259.7);

Tailwind

colors: {
  custom: {
    50: '#89a2e9',
    500: '#437ede',
    950: '#000000',
  },
}

SCSS

$custom: #437ede;
$custom-light: #89a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#437ede",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 222
  },
  "hsl": {
    "h": 217.161,
    "s": 70.136,
    "l": 56.667
  },
  "oklch": {
    "l": 0.6018,
    "c": 0.15883,
    "h": 259.7
  },
  "luminance": 0.21389
}

Semantic roles & 50–950 ramp

primary

#437EDE

secondary

#DEC69F

accent

#A93BED

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #437EDE

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

Preview Lab → · Contrast checker → · Palette generator →