#4389CE#4389CE

#4389CE is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.7% C 0.127 H 250.3°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4389CE
RGB	rgb(67, 137, 206)
HSL	hsl(210, 59%, 54%)
HSV	hsv(210, 67%, 81%)
CMYK	cmyk(67.5%, 33.5%, 0%, 19.2%)
CIE-LAB	lab(55.62, 0.11, -42.05)
CIE-LCH	lch(55.62, 42.05, 270.15°)
OKLab	oklab(61.66% -0.0426 -0.1192)
OKLCH	oklch(61.66% 0.127 250.3)
XYZ	xyz(22.3968, 23.5385, 61.7436)
Luminance	0.2354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4389CE #CE8843

analogous

#43CECD #4389CE #4343CE

triadic

#4389CE #CE4389 #89CE43

tetradic

#4389CE #CD43CE #CE8843 #43CE43

square

#4389CE #CD43CE #CE8843 #43CE43

split-complementary

#4389CE #CE4343 #CECD43

monochromatic

#1F4C77 #2C6AA8 #4389CE #74A7DB #A4C6E7

Accessibility & contrast

On white

3.68

#4389CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#4389CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389CE

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4389CE	#FFFFFF	#000000	##000000
##4389CE	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8DD1

Deuteranopia (green-blind)

#577FCD

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4389ce;
/* rgb */ color: rgb(67, 137, 206);
/* oklch */ color: oklch(61.7% 0.127 250.3);

Tailwind

colors: {
  custom: {
    50: '#86abdd',
    500: '#4389ce',
    950: '#000000',
  },
}

SCSS

$custom: #4389ce;
$custom-light: #86abdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4389ce",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 206
  },
  "hsl": {
    "h": 209.784,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.61656,
    "c": 0.12659,
    "h": 250.3
  },
  "luminance": 0.23541
}

Semantic roles & 50–950 ramp

primary

#4389CE

secondary

#D4B699

accent

#9346E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4389CE

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

Preview Lab → · Contrast checker → · Palette generator →