#1878A0#1878A0

#1878A0 is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 53.9% C 0.103 H 232.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#1878A0
RGB	rgb(24, 120, 160)
HSL	hsl(198, 74%, 36%)
HSV	hsv(198, 85%, 63%)
CMYK	cmyk(85%, 25%, 0%, 37.3%)
CIE-LAB	lab(47.19, -11.90, -28.92)
CIE-LCH	lch(47.19, 31.27, 247.63°)
OKLab	oklab(53.94% -0.0632 -0.0816)
OKLCH	oklch(53.94% 0.103 232.3)
XYZ	xyz(13.4357, 16.1635, 35.6626)
Luminance	0.1616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1878A0 #A04018

analogous

#18A084 #1878A0 #1834A0

triadic

#1878A0 #A01878 #78A018

tetradic

#1878A0 #8418A0 #A04018 #34A018

square

#1878A0 #8418A0 #A04018 #34A018

split-complementary

#1878A0 #A01834 #A08418

monochromatic

#082836 #10506B #1878A0 #20A0D5 #4EB8E4

Accessibility & contrast

On white

4.96

#1878A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#1878A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1878A0

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1878A0	#FFFFFF	#000000	##FFFFFF
##1878A0	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6477A2

Deuteranopia (green-blind)

#526A9F

Tritanopia (blue-blind)

#008386

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1878a0;
/* rgb */ color: rgb(24, 120, 160);
/* oklch */ color: oklch(53.9% 0.103 232.3);

Tailwind

colors: {
  custom: {
    50: '#6f9fbc',
    500: '#1878a0',
    950: '#000000',
  },
}

SCSS

$custom: #1878a0;
$custom-light: #6f9fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1878a0",
  "rgb": {
    "r": 24,
    "g": 120,
    "b": 160
  },
  "hsl": {
    "h": 197.647,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.5394,
    "c": 0.10319,
    "h": 232.3
  },
  "luminance": 0.16165
}

Semantic roles & 50–950 ramp

primary

#1878A0

secondary

#C6714D

accent

#6E37F1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1878A0

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

Preview Lab → · Contrast checker → · Palette generator →