#1F5C83#1F5C83

#1F5C83 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.5% C 0.088 H 241.0°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#1F5C83
RGB	rgb(31, 92, 131)
HSL	hsl(203, 62%, 32%)
HSV	hsv(203, 76%, 51%)
CMYK	cmyk(76.3%, 29.8%, 0%, 48.6%)
CIE-LAB	lab(37.08, -5.32, -27.36)
CIE-LCH	lch(37.08, 27.88, 258.99°)
OKLab	oklab(45.49% -0.0429 -0.0774)
OKLCH	oklch(45.49% 0.088 241)
XYZ	xyz(8.4874, 9.5833, 22.8708)
Luminance	0.0958 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5C83 #83461F

analogous

#1F8378 #1F5C83 #1F2A83

triadic

#1F5C83 #831F5C #5C831F

tetradic

#1F5C83 #781F83 #83461F #2A831F

square

#1F5C83 #781F83 #83461F #2A831F

split-complementary

#1F5C83 #831F2A #83781F

monochromatic

#081620 #133952 #1F5C83 #2B7FB4 #499ED4

Accessibility & contrast

On white

7.20

#1F5C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1F5C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5C83

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5C83	#FFFFFF	#000000	##FFFFFF
##1F5C83	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5C85

Deuteranopia (green-blind)

#3C5382

Tritanopia (blue-blind)

#00666A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1f5c83;
/* rgb */ color: rgb(31, 92, 131);
/* oklch */ color: oklch(45.5% 0.088 241.0);

Tailwind

colors: {
  custom: {
    50: '#6a8aa7',
    500: '#1f5c83',
    950: '#000000',
  },
}

SCSS

$custom: #1f5c83;
$custom-light: #6a8aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5c83",
  "rgb": {
    "r": 31,
    "g": 92,
    "b": 131
  },
  "hsl": {
    "h": 203.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.45489,
    "c": 0.08845,
    "h": 241
  },
  "luminance": 0.09584
}

Semantic roles & 50–950 ramp

primary

#1F5C83

secondary

#B67348

accent

#8243E5

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1F5C83

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

Preview Lab → · Contrast checker → · Palette generator →