#1F5CA7#1F5CA7

#1F5CA7 is a mid, vivid cyan. Relative luminance 0.107; OKLCH L 47.8% C 0.135 H 255.8°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#1F5CA7
RGB	rgb(31, 92, 167)
HSL	hsl(213, 69%, 39%)
HSV	hsv(213, 81%, 65%)
CMYK	cmyk(81.4%, 44.9%, 0%, 34.5%)
CIE-LAB	lab(39.13, 8.70, -45.79)
CIE-LCH	lch(39.13, 46.61, 280.76°)
OKLab	oklab(47.76% -0.0332 -0.1313)
OKLCH	oklch(47.76% 0.135 255.8)
XYZ	xyz(11.3647, 10.7342, 38.0247)
Luminance	0.1074 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5CA7 #A76A1F

analogous

#1FA0A7 #1F5CA7 #261FA7

triadic

#1F5CA7 #A71F5C #5CA71F

tetradic

#1F5CA7 #A71FA0 #A76A1F #1FA726

square

#1F5CA7 #A71FA0 #A76A1F #1FA726

split-complementary

#1F5CA7 #A7261F #A0A71F

monochromatic

#0C2340 #154073 #1F5CA7 #2B79D8 #5F99E1

Accessibility & contrast

On white

6.67

#1F5CA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#1F5CA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5CA7

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5CA7	#FFFFFF	#000000	##FFFFFF
##1F5CA7	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3563AA

Deuteranopia (green-blind)

#1856A6

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1f5ca7;
/* rgb */ color: rgb(31, 92, 167);
/* oklch */ color: oklch(47.8% 0.135 255.8);

Tailwind

colors: {
  custom: {
    50: '#7189c2',
    500: '#1f5ca7',
    950: '#000000',
  },
}

SCSS

$custom: #1f5ca7;
$custom-light: #7189c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5ca7",
  "rgb": {
    "r": 31,
    "g": 92,
    "b": 167
  },
  "hsl": {
    "h": 213.088,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47757,
    "c": 0.13545,
    "h": 255.8
  },
  "luminance": 0.10736
}

Semantic roles & 50–950 ramp

primary

#1F5CA7

secondary

#C6965C

accent

#9D3CEC

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1F5CA7

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

Preview Lab → · Contrast checker → · Palette generator →