#1F677B#1F677B

#1F677B is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 47.9% C 0.076 H 220.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F677B
RGB	rgb(31, 103, 123)
HSL	hsl(193, 60%, 30%)
HSV	hsv(193, 75%, 48%)
CMYK	cmyk(74.8%, 16.3%, 0%, 51.8%)
CIE-LAB	lab(40.28, -14.78, -17.53)
CIE-LCH	lch(40.28, 22.93, 229.86°)
OKLab	oklab(47.92% -0.0576 -0.049)
OKLCH	oklch(47.92% 0.076 220.4)
XYZ	xyz(8.9890, 11.4208, 20.4657)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F677B #7B331F

analogous

#1F7B61 #1F677B #1F397B

triadic

#1F677B #7B1F67 #677B1F

tetradic

#1F677B #611F7B #7B331F #397B1F

square

#1F677B #611F7B #7B331F #397B1F

split-complementary

#1F677B #7B1F39 #7B611F

monochromatic

#061519 #133E4A #1F677B #2B90AC #44B2D0

Accessibility & contrast

On white

6.39

#1F677B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#1F677B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F677B

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F677B	#FFFFFF	#000000	##FFFFFF
##1F677B	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B647C

Deuteranopia (green-blind)

#4E5B7B

Tritanopia (blue-blind)

#006D6D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1f677b;
/* rgb */ color: rgb(31, 103, 123);
/* oklch */ color: oklch(47.9% 0.076 220.4);

Tailwind

colors: {
  custom: {
    50: '#6992a1',
    500: '#1f677b',
    950: '#000000',
  },
}

SCSS

$custom: #1f677b;
$custom-light: #6992a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f677b",
  "rgb": {
    "r": 31,
    "g": 103,
    "b": 123
  },
  "hsl": {
    "h": 193.043,
    "s": 59.74,
    "l": 30.196
  },
  "oklch": {
    "l": 0.47919,
    "c": 0.07563,
    "h": 220.4
  },
  "luminance": 0.11422
}

Semantic roles & 50–950 ramp

primary

#1F677B

secondary

#AE5E48

accent

#6745E3

background

#F6F9F9

surface

#ECF1F2

border

#C7CBCC

text

#070D0F

muted

#7A7E7E

Preview Lab

Preview with #1F677B

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

Preview Lab → · Contrast checker → · Palette generator →