#2389B0#2389B0

#2389B0 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.2% C 0.106 H 229.1°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#2389B0
RGB	rgb(35, 137, 176)
HSL	hsl(197, 67%, 41%)
HSV	hsv(197, 80%, 69%)
CMYK	cmyk(80.1%, 22.2%, 0%, 31%)
CIE-LAB	lab(53.36, -14.69, -28.57)
CIE-LCH	lch(53.36, 32.13, 242.80°)
OKLab	oklab(59.16% -0.0695 -0.0804)
OKLCH	oklch(59.16% 0.106 229.1)
XYZ	xyz(17.4721, 21.3811, 44.2720)
Luminance	0.2138 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2389B0 #B04A23

analogous

#23B091 #2389B0 #2342B0

triadic

#2389B0 #B02389 #89B023

tetradic

#2389B0 #9123B0 #B04A23 #42B023

square

#2389B0 #9123B0 #B04A23 #42B023

split-complementary

#2389B0 #B02342 #B09123

monochromatic

#0F3A4A #19617D #2389B0 #39ACD8 #6CC1E2

Accessibility & contrast

On white

3.98

#2389B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#2389B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2389B0

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2389B0	#FFFFFF	#000000	##000000
##2389B0	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7587B2

Deuteranopia (green-blind)

#627AAF

Tritanopia (blue-blind)

#009496

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2389b0;
/* rgb */ color: rgb(35, 137, 176);
/* oklch */ color: oklch(59.2% 0.106 229.1);

Tailwind

colors: {
  custom: {
    50: '#75abc7',
    500: '#2389b0',
    950: '#000000',
  },
}

SCSS

$custom: #2389b0;
$custom-light: #75abc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2389b0",
  "rgb": {
    "r": 35,
    "g": 137,
    "b": 176
  },
  "hsl": {
    "h": 196.596,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.59164,
    "c": 0.10627,
    "h": 229.1
  },
  "luminance": 0.21383
}

Semantic roles & 50–950 ramp

primary

#2389B0

secondary

#C88267

accent

#6E3EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2389B0

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

Preview Lab → · Contrast checker → · Palette generator →