#1870A0#1870A0

#1870A0 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.9% C 0.108 H 239.1°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#1870A0
RGB	rgb(24, 112, 160)
HSL	hsl(201, 74%, 36%)
HSV	hsv(201, 85%, 63%)
CMYK	cmyk(85%, 30%, 0%, 37.3%)
CIE-LAB	lab(44.69, -7.22, -32.83)
CIE-LCH	lch(44.69, 33.62, 257.60°)
OKLab	oklab(51.95% -0.0557 -0.0931)
OKLCH	oklch(51.95% 0.108 239.1)
XYZ	xyz(12.5135, 14.3190, 35.3552)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1870A0 #A04818

analogous

#18A08C #1870A0 #182CA0

triadic

#1870A0 #A01870 #70A018

tetradic

#1870A0 #8C18A0 #A04818 #2CA018

square

#1870A0 #8C18A0 #A04818 #2CA018

split-complementary

#1870A0 #A0182C #A08C18

monochromatic

#082536 #104B6B #1870A0 #2095D5 #4EAFE4

Accessibility & contrast

On white

5.43

#1870A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#1870A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1870A0

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1870A0	#FFFFFF	#000000	##FFFFFF
##1870A0	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5970A2

Deuteranopia (green-blind)

#47649F

Tritanopia (blue-blind)

#007C81

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1870a0;
/* rgb */ color: rgb(24, 112, 160);
/* oklch */ color: oklch(51.9% 0.108 239.1);

Tailwind

colors: {
  custom: {
    50: '#6e98bc',
    500: '#1870a0',
    950: '#000000',
  },
}

SCSS

$custom: #1870a0;
$custom-light: #6e98bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1870a0",
  "rgb": {
    "r": 24,
    "g": 112,
    "b": 160
  },
  "hsl": {
    "h": 201.176,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.51949,
    "c": 0.10846,
    "h": 239.1
  },
  "luminance": 0.14321
}

Semantic roles & 50–950 ramp

primary

#1870A0

secondary

#C6784D

accent

#7937F1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1870A0

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

Preview Lab → · Contrast checker → · Palette generator →