#2387B0#2387B0

#2387B0 is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.107 H 230.9°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#2387B0
RGB	rgb(35, 135, 176)
HSL	hsl(197, 67%, 41%)
HSV	hsv(197, 80%, 69%)
CMYK	cmyk(80.1%, 23.3%, 0%, 31%)
CIE-LAB	lab(52.75, -13.57, -29.53)
CIE-LCH	lch(52.75, 32.50, 245.31°)
OKLab	oklab(58.67% -0.0676 -0.0831)
OKLCH	oklch(58.67% 0.107 230.9)
XYZ	xyz(17.1904, 20.8177, 44.1781)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2387B0 #B04C23

analogous

#23B093 #2387B0 #2341B0

triadic

#2387B0 #B02387 #87B023

tetradic

#2387B0 #9323B0 #B04C23 #41B023

square

#2387B0 #9323B0 #B04C23 #41B023

split-complementary

#2387B0 #B02341 #B09323

monochromatic

#0F394A #19607D #2387B0 #39A9D8 #6CBFE2

Accessibility & contrast

On white

4.07

#2387B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#2387B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2387B0

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2387B0	#FFFFFF	#000000	##000000
##2387B0	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7285B2

Deuteranopia (green-blind)

#6078AF

Tritanopia (blue-blind)

#009295

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2387b0;
/* rgb */ color: rgb(35, 135, 176);
/* oklch */ color: oklch(58.7% 0.107 230.9);

Tailwind

colors: {
  custom: {
    50: '#75aac7',
    500: '#2387b0',
    950: '#000000',
  },
}

SCSS

$custom: #2387b0;
$custom-light: #75aac7;
$custom-dark: #000000;

JSON

{
  "hex": "#2387b0",
  "rgb": {
    "r": 35,
    "g": 135,
    "b": 176
  },
  "hsl": {
    "h": 197.447,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.58673,
    "c": 0.10717,
    "h": 230.9
  },
  "luminance": 0.2082
}

Semantic roles & 50–950 ramp

primary

#2387B0

secondary

#C88367

accent

#703EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2387B0

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

Preview Lab → · Contrast checker → · Palette generator →