#1F6F9F#1F6F9F

#1F6F9F is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.8% C 0.106 H 240.5°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#1F6F9F
RGB	rgb(31, 111, 159)
HSL	hsl(203, 67%, 37%)
HSV	hsv(203, 81%, 62%)
CMYK	cmyk(80.5%, 30.2%, 0%, 37.6%)
CIE-LAB	lab(44.46, -6.32, -32.58)
CIE-LCH	lch(44.46, 33.19, 259.03°)
OKLab	oklab(51.8% -0.0523 -0.0923)
OKLCH	oklch(51.8% 0.106 240.5)
XYZ	xyz(12.5051, 14.1619, 34.8686)
Luminance	0.1416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F6F9F #9F4F1F

analogous

#1F9F8F #1F6F9F #1F2F9F

triadic

#1F6F9F #9F1F6F #6F9F1F

tetradic

#1F6F9F #8F1F9F #9F4F1F #2F9F1F

square

#1F6F9F #8F1F9F #9F4F1F #2F9F1F

split-complementary

#1F6F9F #9F1F2F #9F8F1F

monochromatic

#0B2739 #154B6C #1F6F9F #2993D2 #5AADDF

Accessibility & contrast

On white

5.48

#1F6F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#1F6F9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F6F9F

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F6F9F	#FFFFFF	#000000	##FFFFFF
##1F6F9F	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5870A1

Deuteranopia (green-blind)

#47649E

Tritanopia (blue-blind)

#007B80

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1f6f9f;
/* rgb */ color: rgb(31, 111, 159);
/* oklch */ color: oklch(51.8% 0.106 240.5);

Tailwind

colors: {
  custom: {
    50: '#7098bb',
    500: '#1f6f9f',
    950: '#000000',
  },
}

SCSS

$custom: #1f6f9f;
$custom-light: #7098bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f6f9f",
  "rgb": {
    "r": 31,
    "g": 111,
    "b": 159
  },
  "hsl": {
    "h": 202.5,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.51795,
    "c": 0.10608,
    "h": 240.5
  },
  "luminance": 0.14163
}

Semantic roles & 50–950 ramp

primary

#1F6F9F

secondary

#C37F57

accent

#7E3EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1F6F9F

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

Preview Lab → · Contrast checker → · Palette generator →