#2397B0#2397B0

#2397B0 is a light, moderate cyan. Relative luminance 0.256; OKLCH L 62.6% C 0.103 H 216.4°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#2397B0
RGB	rgb(35, 151, 176)
HSL	hsl(191, 67%, 41%)
HSV	hsv(191, 80%, 69%)
CMYK	cmyk(80.1%, 14.2%, 0%, 31%)
CIE-LAB	lab(57.68, -22.21, -21.92)
CIE-LCH	lch(57.68, 31.21, 224.63°)
OKLab	oklab(62.63% -0.083 -0.0613)
OKLCH	oklch(62.63% 0.103 216.4)
XYZ	xyz(19.5929, 25.6227, 44.9789)
Luminance	0.2562 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2397B0 #B03C23

analogous

#23B083 #2397B0 #2351B0

triadic

#2397B0 #B02397 #97B023

tetradic

#2397B0 #8323B0 #B03C23 #51B023

square

#2397B0 #8323B0 #B03C23 #51B023

split-complementary

#2397B0 #B02351 #B08323

monochromatic

#0F3F4A #196B7D #2397B0 #39BBD8 #6CCDE2

Accessibility & contrast

On white

3.43

#2397B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#2397B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2397B0

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2397B0	#FFFFFF	#000000	##000000
##2397B0	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8692B1

Deuteranopia (green-blind)

#7485B0

Tritanopia (blue-blind)

#00A09F

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #2397b0;
/* rgb */ color: rgb(35, 151, 176);
/* oklch */ color: oklch(62.6% 0.103 216.4);

Tailwind

colors: {
  custom: {
    50: '#77b5c7',
    500: '#2397b0',
    950: '#000000',
  },
}

SCSS

$custom: #2397b0;
$custom-light: #77b5c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2397b0",
  "rgb": {
    "r": 35,
    "g": 151,
    "b": 176
  },
  "hsl": {
    "h": 190.638,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.62626,
    "c": 0.10319,
    "h": 216.4
  },
  "luminance": 0.25625
}

Semantic roles & 50–950 ramp

primary

#2397B0

secondary

#C87867

accent

#5D3EEA

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #2397B0

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

Preview Lab → · Contrast checker → · Palette generator →