#1F799B#1F799B

#1F799B is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.1% C 0.096 H 228.7°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#1F799B
RGB	rgb(31, 121, 155)
HSL	hsl(196, 67%, 36%)
HSV	hsv(196, 80%, 61%)
CMYK	cmyk(80%, 21.9%, 0%, 39.2%)
CIE-LAB	lab(47.41, -13.61, -25.64)
CIE-LCH	lch(47.41, 29.03, 242.03°)
OKLab	oklab(54.08% -0.0634 -0.0721)
OKLCH	oklch(54.08% 0.096 228.7)
XYZ	xyz(13.3164, 16.3310, 33.4543)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F799B #9B411F

analogous

#1F9B7F #1F799B #1F3B9B

triadic

#1F799B #9B1F79 #799B1F

tetradic

#1F799B #7F1F9B #9B411F #3B9B1F

square

#1F799B #7F1F9B #9B411F #3B9B1F

split-complementary

#1F799B #9B1F3B #9B7F1F

monochromatic

#0B2935 #155168 #1F799B #29A1CE #57B9DD

Accessibility & contrast

On white

4.92

#1F799B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#1F799B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F799B

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F799B	#FFFFFF	#000000	##FFFFFF
##1F799B	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67779D

Deuteranopia (green-blind)

#576B9B

Tritanopia (blue-blind)

#008384

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1f799b;
/* rgb */ color: rgb(31, 121, 155);
/* oklch */ color: oklch(54.1% 0.096 228.7);

Tailwind

colors: {
  custom: {
    50: '#709fb8',
    500: '#1f799b',
    950: '#000000',
  },
}

SCSS

$custom: #1f799b;
$custom-light: #709fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f799b",
  "rgb": {
    "r": 31,
    "g": 121,
    "b": 155
  },
  "hsl": {
    "h": 196.452,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.54077,
    "c": 0.09601,
    "h": 228.7
  },
  "luminance": 0.16333
}

Semantic roles & 50–950 ramp

primary

#1F799B

secondary

#C17255

accent

#6D3EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #1F799B

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

Preview Lab → · Contrast checker → · Palette generator →