#2374BC#2374BC

#2374BC is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.135 H 249.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#2374BC
RGB	rgb(35, 116, 188)
HSL	hsl(208, 69%, 44%)
HSV	hsv(208, 81%, 74%)
CMYK	cmyk(81.4%, 38.3%, 0%, 26.3%)
CIE-LAB	lab(47.59, 2.03, -44.56)
CIE-LCH	lch(47.59, 44.60, 272.61°)
OKLab	oklab(54.79% -0.0466 -0.1272)
OKLCH	oklch(54.79% 0.135 249.9)
XYZ	xyz(16.0122, 16.4770, 49.9037)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2374BC #BC6B23

analogous

#23BCB7 #2374BC #2328BC

triadic

#2374BC #BC2374 #74BC23

tetradic

#2374BC #B723BC #BC6B23 #28BC23

square

#2374BC #B723BC #BC6B23 #28BC23

split-complementary

#2374BC #BC2328 #BCB723

monochromatic

#103455 #195488 #2374BC #4193DC #74B0E5

Accessibility & contrast

On white

4.89

#2374BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#2374BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2374BC

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2374BC	#FFFFFF	#000000	##FFFFFF
##2374BC	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5278BF

Deuteranopia (green-blind)

#3A6BBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2374bc;
/* rgb */ color: rgb(35, 116, 188);
/* oklch */ color: oklch(54.8% 0.135 249.9);

Tailwind

colors: {
  custom: {
    50: '#779bd0',
    500: '#2374bc',
    950: '#000000',
  },
}

SCSS

$custom: #2374bc;
$custom-light: #779bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2374bc",
  "rgb": {
    "r": 35,
    "g": 116,
    "b": 188
  },
  "hsl": {
    "h": 208.235,
    "s": 68.61,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54785,
    "c": 0.13544,
    "h": 249.9
  },
  "luminance": 0.16479
}

Semantic roles & 50–950 ramp

primary

#2374BC

secondary

#CC9B6F

accent

#8F3CEB

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2374BC

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

Preview Lab → · Contrast checker → · Palette generator →