#1F617D#1F617D

#1F617D is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.5% C 0.079 H 230.3°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F617D
RGB	rgb(31, 97, 125)
HSL	hsl(198, 60%, 31%)
HSV	hsv(198, 75%, 49%)
CMYK	cmyk(75.2%, 22.4%, 0%, 51%)
CIE-LAB	lab(38.41, -10.59, -21.63)
CIE-LCH	lch(38.41, 24.08, 243.92°)
OKLab	oklab(46.45% -0.0504 -0.0607)
OKLCH	oklch(46.45% 0.079 230.3)
XYZ	xyz(8.5399, 10.3204, 20.9400)
Luminance	0.1032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F617D #7D3B1F

analogous

#1F7D6A #1F617D #1F327D

triadic

#1F617D #7D1F61 #617D1F

tetradic

#1F617D #6A1F7D #7D3B1F #327D1F

square

#1F617D #6A1F7D #7D3B1F #327D1F

split-complementary

#1F617D #7D1F32 #7D6A1F

monochromatic

#07151B #133B4C #1F617D #2B87AE #45A7D1

Accessibility & contrast

On white

6.85

#1F617D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#1F617D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F617D

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F617D	#FFFFFF	#000000	##FFFFFF
##1F617D	1.00	6.85	3.06	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53607E

Deuteranopia (green-blind)

#46567D

Tritanopia (blue-blind)

#00696A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1f617d;
/* rgb */ color: rgb(31, 97, 125);
/* oklch */ color: oklch(46.5% 0.079 230.3);

Tailwind

colors: {
  custom: {
    50: '#698ea2',
    500: '#1f617d',
    950: '#000000',
  },
}

SCSS

$custom: #1f617d;
$custom-light: #698ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f617d",
  "rgb": {
    "r": 31,
    "g": 97,
    "b": 125
  },
  "hsl": {
    "h": 197.872,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.46451,
    "c": 0.0789,
    "h": 230.3
  },
  "luminance": 0.10321
}

Semantic roles & 50–950 ramp

primary

#1F617D

secondary

#B06748

accent

#7444E3

background

#F6F8FA

surface

#ECF0F3

border

#C7CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1F617D

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

Preview Lab → · Contrast checker → · Palette generator →