#2397B2#2397B2

#2397B2 is a light, moderate cyan. Relative luminance 0.257; OKLCH L 62.7% C 0.104 H 218.0°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#2397B2
RGB	rgb(35, 151, 178)
HSL	hsl(191, 67%, 42%)
HSV	hsv(191, 80%, 70%)
CMYK	cmyk(80.3%, 15.2%, 0%, 30.2%)
CIE-LAB	lab(57.75, -21.54, -22.94)
CIE-LCH	lch(57.75, 31.47, 226.80°)
OKLab	oklab(62.71% -0.0822 -0.0642)
OKLCH	oklch(62.71% 0.104 218)
XYZ	xyz(19.7922, 25.7024, 46.0288)
Luminance	0.2571 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2397B2 #B23E23

analogous

#23B286 #2397B2 #234FB2

triadic

#2397B2 #B22397 #97B223

tetradic

#2397B2 #8623B2 #B23E23 #4FB223

square

#2397B2 #8623B2 #B23E23 #4FB223

split-complementary

#2397B2 #B2234F #B28623

monochromatic

#0F404C #196C7F #2397B2 #3ABAD8 #6DCCE2

Accessibility & contrast

On white

3.42

#2397B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#2397B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2397B2

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2397B2	#FFFFFF	#000000	##000000
##2397B2	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8692B3

Deuteranopia (green-blind)

#7385B2

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #2397b2;
/* rgb */ color: rgb(35, 151, 178);
/* oklch */ color: oklch(62.7% 0.104 218.0);

Tailwind

colors: {
  custom: {
    50: '#77b5c9',
    500: '#2397b2',
    950: '#000000',
  },
}

SCSS

$custom: #2397b2;
$custom-light: #77b5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2397b2",
  "rgb": {
    "r": 35,
    "g": 151,
    "b": 178
  },
  "hsl": {
    "h": 191.329,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.62713,
    "c": 0.10431,
    "h": 218
  },
  "luminance": 0.25705
}

Semantic roles & 50–950 ramp

primary

#2397B2

secondary

#C97A68

accent

#5E3EEA

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #2397B2

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

Preview Lab → · Contrast checker → · Palette generator →