#1F5F90#1F5F90

#1F5F90 is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.0% C 0.102 H 245.8°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#1F5F90
RGB	rgb(31, 95, 144)
HSL	hsl(206, 65%, 34%)
HSV	hsv(206, 78%, 56%)
CMYK	cmyk(78.5%, 34%, 0%, 43.5%)
CIE-LAB	lab(38.70, -2.22, -32.70)
CIE-LCH	lch(38.70, 32.78, 266.11°)
OKLab	oklab(46.99% -0.0417 -0.0929)
OKLCH	oklch(46.99% 0.102 245.8)
XYZ	xyz(9.6894, 10.4882, 27.8939)
Luminance	0.1049 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5F90 #90501F

analogous

#1F9089 #1F5F90 #1F2790

triadic

#1F5F90 #901F5F #5F901F

tetradic

#1F5F90 #891F90 #90501F #27901F

square

#1F5F90 #891F90 #90501F #27901F

split-complementary

#1F5F90 #901F27 #90891F

monochromatic

#091D2B #143E5E #1F5F90 #2A80C2 #509ED9

Accessibility & contrast

On white

6.78

#1F5F90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#1F5F90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5F90

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5F90	#FFFFFF	#000000	##FFFFFF
##1F5F90	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486192

Deuteranopia (green-blind)

#38568F

Tritanopia (blue-blind)

#006B71

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1f5f90;
/* rgb */ color: rgb(31, 95, 144);
/* oklch */ color: oklch(47.0% 0.102 245.8);

Tailwind

colors: {
  custom: {
    50: '#6c8cb1',
    500: '#1f5f90',
    950: '#000000',
  },
}

SCSS

$custom: #1f5f90;
$custom-light: #6c8cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5f90",
  "rgb": {
    "r": 31,
    "g": 95,
    "b": 144
  },
  "hsl": {
    "h": 206.018,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4699,
    "c": 0.1018,
    "h": 245.8
  },
  "luminance": 0.10489
}

Semantic roles & 50–950 ramp

primary

#1F5F90

secondary

#BC7E4E

accent

#8940E8

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #1F5F90

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

Preview Lab → · Contrast checker → · Palette generator →