#1F5C8F#1F5C8F

#1F5C8F is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 46.2% C 0.103 H 247.8°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#1F5C8F
RGB	rgb(31, 92, 143)
HSL	hsl(207, 64%, 34%)
HSV	hsv(207, 78%, 56%)
CMYK	cmyk(78.3%, 35.7%, 0%, 43.9%)
CIE-LAB	lab(37.71, -0.72, -33.67)
CIE-LCH	lch(37.71, 33.68, 268.78°)
OKLab	oklab(46.19% -0.0391 -0.0957)
OKLCH	oklch(46.19% 0.103 247.8)
XYZ	xyz(9.3483, 9.9277, 27.4048)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5C8F #8F521F

analogous

#1F8F8A #1F5C8F #1F248F

triadic

#1F5C8F #8F1F5C #5C8F1F

tetradic

#1F5C8F #8A1F8F #8F521F #248F1F

square

#1F5C8F #8A1F8F #8F521F #248F1F

split-complementary

#1F5C8F #8F1F24 #8F8A1F

monochromatic

#091B2A #143C5D #1F5C8F #2A7CC1 #4F9AD9

Accessibility & contrast

On white

7.03

#1F5C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#1F5C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5C8F

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5C8F	#FFFFFF	#000000	##FFFFFF
##1F5C8F	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445E91

Deuteranopia (green-blind)

#34548E

Tritanopia (blue-blind)

#00686F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1f5c8f;
/* rgb */ color: rgb(31, 92, 143);
/* oklch */ color: oklch(46.2% 0.103 247.8);

Tailwind

colors: {
  custom: {
    50: '#6c89b0',
    500: '#1f5c8f',
    950: '#000000',
  },
}

SCSS

$custom: #1f5c8f;
$custom-light: #6c89b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5c8f",
  "rgb": {
    "r": 31,
    "g": 92,
    "b": 143
  },
  "hsl": {
    "h": 207.321,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.46191,
    "c": 0.10341,
    "h": 247.8
  },
  "luminance": 0.09929
}

Semantic roles & 50–950 ramp

primary

#1F5C8F

secondary

#BC804E

accent

#8C40E7

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #1F5C8F

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

Preview Lab → · Contrast checker → · Palette generator →