#4389DB#4389DB

#4389DB is a light, vivid cyan. Relative luminance 0.242; OKLCH L 62.4% C 0.143 H 254.1°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4389DB
RGB	rgb(67, 137, 219)
HSL	hsl(212, 68%, 56%)
HSV	hsv(212, 69%, 86%)
CMYK	cmyk(69.4%, 37.4%, 0%, 14.1%)
CIE-LAB	lab(56.28, 4.64, -48.32)
CIE-LCH	lch(56.28, 48.54, 275.49°)
OKLab	oklab(62.39% -0.0393 -0.1375)
OKLCH	oklch(62.39% 0.143 254.1)
XYZ	xyz(24.0419, 24.1965, 70.4074)
Luminance	0.2420 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4389DB #DB9543

analogous

#43D5DB #4389DB #4943DB

triadic

#4389DB #DB4389 #89DB43

tetradic

#4389DB #DB43D5 #DB9543 #43DB49

square

#4389DB #DB43D5 #DB9543 #43DB49

split-complementary

#4389DB #DB4943 #D5DB43

monochromatic

#1A4D89 #246ABD #4389DB #76A9E5 #AAC9EF

Accessibility & contrast

On white

3.60

#4389DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#4389DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389DB

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4389DB	#FFFFFF	#000000	##000000
##4389DB	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648FDE

Deuteranopia (green-blind)

#4D80D9

Tritanopia (blue-blind)

#009CA7

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4389db;
/* rgb */ color: rgb(67, 137, 219);
/* oklch */ color: oklch(62.4% 0.143 254.1);

Tailwind

colors: {
  custom: {
    50: '#88abe6',
    500: '#4389db',
    950: '#000000',
  },
}

SCSS

$custom: #4389db;
$custom-light: #88abe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4389db",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 219
  },
  "hsl": {
    "h": 212.368,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.62389,
    "c": 0.14302,
    "h": 254.1
  },
  "luminance": 0.24199
}

Semantic roles & 50–950 ramp

primary

#4389DB

secondary

#DCBF9E

accent

#9B3DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4389DB

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

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