#4286DB#4286DB

#4286DB is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.7% C 0.146 H 255.3°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4286DB
RGB	rgb(66, 134, 219)
HSL	hsl(213, 68%, 56%)
HSV	hsv(213, 70%, 86%)
CMYK	cmyk(69.9%, 38.8%, 0%, 14.1%)
CIE-LAB	lab(55.40, 6.29, -49.73)
CIE-LCH	lch(55.40, 50.12, 277.21°)
OKLab	oklab(61.69% -0.0371 -0.1417)
OKLCH	oklch(61.69% 0.146 255.3)
XYZ	xyz(23.5534, 23.3204, 70.2641)
Luminance	0.2332 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4286DB #DB9742

analogous

#42D3DB #4286DB #4A42DB

triadic

#4286DB #DB4286 #86DB42

tetradic

#4286DB #DB42D3 #DB9742 #42DB4A

square

#4286DB #DB42D3 #DB9742 #42DB4A

split-complementary

#4286DB #DB4A42 #D3DB42

monochromatic

#1A4B89 #2467BC #4286DB #75A7E5 #A9C8EF

Accessibility & contrast

On white

3.71

#4286DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4286DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4286DB

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4286DB	#FFFFFF	#000000	##000000
##4286DB	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8CDE

Deuteranopia (green-blind)

#477ED9

Tritanopia (blue-blind)

#009AA6

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4286db;
/* rgb */ color: rgb(66, 134, 219);
/* oklch */ color: oklch(61.7% 0.146 255.3);

Tailwind

colors: {
  custom: {
    50: '#87a8e6',
    500: '#4286db',
    950: '#000000',
  },
}

SCSS

$custom: #4286db;
$custom-light: #87a8e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4286db",
  "rgb": {
    "r": 66,
    "g": 134,
    "b": 219
  },
  "hsl": {
    "h": 213.333,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.61691,
    "c": 0.14649,
    "h": 255.3
  },
  "luminance": 0.23323
}

Semantic roles & 50–950 ramp

primary

#4286DB

secondary

#DCC09D

accent

#9E3DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4286DB

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

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