#1F88A0#1F88A0

#1F88A0 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.1% C 0.096 H 217.5°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#1F88A0
RGB	rgb(31, 136, 160)
HSL	hsl(191, 68%, 37%)
HSV	hsv(191, 81%, 63%)
CMYK	cmyk(80.6%, 15%, 0%, 37.3%)
CIE-LAB	lab(52.33, -20.10, -20.96)
CIE-LCH	lch(52.33, 29.04, 226.20°)
OKLab	oklab(58.09% -0.0763 -0.0586)
OKLCH	oklch(58.09% 0.096 217.5)
XYZ	xyz(15.7117, 20.4357, 36.3673)
Luminance	0.2044 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F88A0 #A0371F

analogous

#1FA078 #1F88A0 #1F47A0

triadic

#1F88A0 #A01F88 #88A01F

tetradic

#1F88A0 #781FA0 #A0371F #47A01F

square

#1F88A0 #781FA0 #A0371F #47A01F

split-complementary

#1F88A0 #A01F47 #A0781F

monochromatic

#0B3139 #155C6D #1F88A0 #29B4D3 #5AC6DF

Accessibility & contrast

On white

4.13

#1F88A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#1F88A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F88A0

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F88A0	#FFFFFF	#000000	##000000
##1F88A0	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7884A1

Deuteranopia (green-blind)

#6777A0

Tritanopia (blue-blind)

#009090

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1f88a0;
/* rgb */ color: rgb(31, 136, 160);
/* oklch */ color: oklch(58.1% 0.096 217.5);

Tailwind

colors: {
  custom: {
    50: '#72abbc',
    500: '#1f88a0',
    950: '#000000',
  },
}

SCSS

$custom: #1f88a0;
$custom-light: #72abbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1f88a0",
  "rgb": {
    "r": 31,
    "g": 136,
    "b": 160
  },
  "hsl": {
    "h": 191.163,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.58094,
    "c": 0.09617,
    "h": 217.5
  },
  "luminance": 0.20438
}

Semantic roles & 50–950 ramp

primary

#1F88A0

secondary

#C36C58

accent

#5E3DEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1F88A0

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

Preview Lab → · Contrast checker → · Palette generator →