#1F7999#1F7999

#1F7999 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.0% C 0.094 H 227.1°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#1F7999
RGB	rgb(31, 121, 153)
HSL	hsl(196, 66%, 36%)
HSV	hsv(196, 80%, 60%)
CMYK	cmyk(79.7%, 20.9%, 0%, 40%)
CIE-LAB	lab(47.32, -14.33, -24.60)
CIE-LCH	lch(47.32, 28.46, 239.78°)
OKLab	oklab(53.98% -0.0642 -0.0691)
OKLCH	oklch(53.98% 0.094 227.1)
XYZ	xyz(13.1498, 16.2643, 32.5771)
Luminance	0.1627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7999 #993F1F

analogous

#1F997C #1F7999 #1F3C99

triadic

#1F7999 #991F79 #79991F

tetradic

#1F7999 #7C1F99 #993F1F #3C991F

square

#1F7999 #7C1F99 #993F1F #3C991F

split-complementary

#1F7999 #991F3C #997C1F

monochromatic

#0A2933 #155166 #1F7999 #29A1CC #56B9DD

Accessibility & contrast

On white

4.94

#1F7999 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#1F7999 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7999

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7999	#FFFFFF	#000000	##FFFFFF
##1F7999	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68779B

Deuteranopia (green-blind)

#586B99

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1f7999;
/* rgb */ color: rgb(31, 121, 153);
/* oklch */ color: oklch(54.0% 0.094 227.1);

Tailwind

colors: {
  custom: {
    50: '#6f9fb7',
    500: '#1f7999',
    950: '#000000',
  },
}

SCSS

$custom: #1f7999;
$custom-light: #6f9fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7999",
  "rgb": {
    "r": 31,
    "g": 121,
    "b": 153
  },
  "hsl": {
    "h": 195.738,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.53979,
    "c": 0.0943,
    "h": 227.1
  },
  "luminance": 0.16266
}

Semantic roles & 50–950 ramp

primary

#1F7999

secondary

#C07054

accent

#6B3FE9

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #1F7999

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

Preview Lab → · Contrast checker → · Palette generator →