#4387D6#4387D6

#4387D6 is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.7% C 0.139 H 253.8°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4387D6
RGB	rgb(67, 135, 214)
HSL	hsl(212, 64%, 55%)
HSV	hsv(212, 69%, 84%)
CMYK	cmyk(68.7%, 36.9%, 0%, 16.1%)
CIE-LAB	lab(55.46, 4.08, -46.83)
CIE-LCH	lch(55.46, 47.01, 274.99°)
OKLab	oklab(61.66% -0.0386 -0.1332)
OKLCH	oklch(61.66% 0.139 253.8)
XYZ	xyz(23.1118, 23.3738, 66.8989)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387D6 #D69243

analogous

#43D0D6 #4387D6 #4943D6

triadic

#4387D6 #D64387 #87D643

tetradic

#4387D6 #D643D0 #D69243 #43D649

square

#4387D6 #D643D0 #D69243 #43D649

split-complementary

#4387D6 #D64943 #D0D643

monochromatic

#1C4B82 #2769B4 #4387D6 #75A7E1 #A7C7EC

Accessibility & contrast

On white

3.70

#4387D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4387D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387D6

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387D6	#FFFFFF	#000000	##000000
##4387D6	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638CD9

Deuteranopia (green-blind)

#4E7FD4

Tritanopia (blue-blind)

#0099A4

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4387d6;
/* rgb */ color: rgb(67, 135, 214);
/* oklch */ color: oklch(61.7% 0.139 253.8);

Tailwind

colors: {
  custom: {
    50: '#87a9e3',
    500: '#4387d6',
    950: '#000000',
  },
}

SCSS

$custom: #4387d6;
$custom-light: #87a9e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4387d6",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 214
  },
  "hsl": {
    "h": 212.245,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.61657,
    "c": 0.13866,
    "h": 253.8
  },
  "luminance": 0.23376
}

Semantic roles & 50–950 ramp

primary

#4387D6

secondary

#D9BD9C

accent

#9A41E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4387D6

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

Preview Lab → · Contrast checker → · Palette generator →