#1F879D#1F879D

#1F879D is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 57.7% C 0.095 H 216.0°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#1F879D
RGB	rgb(31, 135, 157)
HSL	hsl(190, 67%, 37%)
HSV	hsv(190, 80%, 62%)
CMYK	cmyk(80.3%, 14%, 0%, 38.4%)
CIE-LAB	lab(51.90, -20.59, -19.88)
CIE-LCH	lch(51.90, 28.62, 224.00°)
OKLab	oklab(57.71% -0.0765 -0.0555)
OKLCH	oklch(57.71% 0.095 216)
XYZ	xyz(15.3122, 20.0517, 34.9551)
Luminance	0.2005 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F879D #9D351F

analogous

#1F9D74 #1F879D #1F489D

triadic

#1F879D #9D1F87 #879D1F

tetradic

#1F879D #741F9D #9D351F #489D1F

square

#1F879D #741F9D #9D351F #489D1F

split-complementary

#1F879D #9D1F48 #9D741F

monochromatic

#0B2F37 #155B6A #1F879D #29B3D0 #58C7DE

Accessibility & contrast

On white

4.19

#1F879D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#1F879D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F879D

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F879D	#FFFFFF	#000000	##000000
##1F879D	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78839E

Deuteranopia (green-blind)

#67769D

Tritanopia (blue-blind)

#008F8E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1f879d;
/* rgb */ color: rgb(31, 135, 157);
/* oklch */ color: oklch(57.7% 0.095 216.0);

Tailwind

colors: {
  custom: {
    50: '#71aaba',
    500: '#1f879d',
    950: '#000000',
  },
}

SCSS

$custom: #1f879d;
$custom-light: #71aaba;
$custom-dark: #000000;

JSON

{
  "hex": "#1f879d",
  "rgb": {
    "r": 31,
    "g": 135,
    "b": 157
  },
  "hsl": {
    "h": 190.476,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.57709,
    "c": 0.09454,
    "h": 216
  },
  "luminance": 0.20054
}

Semantic roles & 50–950 ramp

primary

#1F879D

secondary

#C26956

accent

#5C3EEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #1F879D

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

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