#1782B4#1782B4

#1782B4 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.4% C 0.117 H 235.9°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#1782B4
RGB	rgb(23, 130, 180)
HSL	hsl(199, 77%, 40%)
HSV	hsv(199, 87%, 71%)
CMYK	cmyk(87.2%, 27.8%, 0%, 29.4%)
CIE-LAB	lab(51.20, -10.33, -34.27)
CIE-LCH	lch(51.20, 35.79, 253.23°)
OKLab	oklab(57.44% -0.0656 -0.097)
OKLCH	oklch(57.44% 0.117 235.9)
XYZ	xyz(16.5709, 19.4406, 46.0502)
Luminance	0.1944 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1782B4 #B44917

analogous

#17B497 #1782B4 #1734B4

triadic

#1782B4 #B41782 #82B417

tetradic

#1782B4 #9717B4 #B44917 #34B417

square

#1782B4 #9717B4 #B44917 #34B417

split-complementary

#1782B4 #B41734 #B49717

monochromatic

#093447 #105B7E #1782B4 #25A7E3 #5BBDEA

Accessibility & contrast

On white

4.30

#1782B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#1782B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1782B4

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1782B4	#FFFFFF	#000000	##000000
##1782B4	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A82B6

Deuteranopia (green-blind)

#5574B3

Tritanopia (blue-blind)

#008F93

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1782b4;
/* rgb */ color: rgb(23, 130, 180);
/* oklch */ color: oklch(57.4% 0.117 235.9);

Tailwind

colors: {
  custom: {
    50: '#73a6ca',
    500: '#1782b4',
    950: '#000000',
  },
}

SCSS

$custom: #1782b4;
$custom-light: #73a6ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1782b4",
  "rgb": {
    "r": 23,
    "g": 130,
    "b": 180
  },
  "hsl": {
    "h": 199.108,
    "s": 77.34,
    "l": 39.804
  },
  "oklch": {
    "l": 0.57438,
    "c": 0.1171,
    "h": 235.9
  },
  "luminance": 0.19443
}

Semantic roles & 50–950 ramp

primary

#1782B4

secondary

#CE7E59

accent

#7134F4

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #1782B4

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

Preview Lab → · Contrast checker → · Palette generator →