#2389D4#2389D4

#2389D4 is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.1% C 0.144 H 246.3°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#2389D4
RGB	rgb(35, 137, 212)
HSL	hsl(205, 72%, 48%)
HSV	hsv(205, 83%, 83%)
CMYK	cmyk(83.5%, 35.4%, 0%, 16.9%)
CIE-LAB	lab(55.07, -1.61, -46.36)
CIE-LCH	lch(55.07, 46.39, 268.01°)
OKLab	oklab(61.08% -0.058 -0.1321)
OKLCH	oklch(61.08% 0.144 246.3)
XYZ	xyz(21.5178, 22.9994, 65.5798)
Luminance	0.2300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2389D4 #D46E23

analogous

#23D4C6 #2389D4 #2330D4

triadic

#2389D4 #D42389 #89D423

tetradic

#2389D4 #C623D4 #D46E23 #30D423

square

#2389D4 #C623D4 #D46E23 #30D423

split-complementary

#2389D4 #D42330 #D4C623

monochromatic

#12456B #1A679F #2389D4 #52A5E2 #86C0EB

Accessibility & contrast

On white

3.75

#2389D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#2389D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2389D4

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2389D4	#FFFFFF	#000000	##000000
##2389D4	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658CD7

Deuteranopia (green-blind)

#4C7DD3

Tritanopia (blue-blind)

#009BA4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #2389d4;
/* rgb */ color: rgb(35, 137, 212);
/* oklch */ color: oklch(61.1% 0.144 246.3);

Tailwind

colors: {
  custom: {
    50: '#7cabe1',
    500: '#2389d4',
    950: '#000000',
  },
}

SCSS

$custom: #2389d4;
$custom-light: #7cabe1;
$custom-dark: #000000;

JSON

{
  "hex": "#2389d4",
  "rgb": {
    "r": 35,
    "g": 137,
    "b": 212
  },
  "hsl": {
    "h": 205.424,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.6108,
    "c": 0.14428,
    "h": 246.3
  },
  "luminance": 0.23002
}

Semantic roles & 50–950 ramp

primary

#2389D4

secondary

#D4A37E

accent

#8639EE

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0B1015

muted

#7C7F83

Preview Lab

Preview with #2389D4

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

Preview Lab → · Contrast checker → · Palette generator →