#1F5EA6#1F5EA6

#1F5EA6 is a mid, vivid cyan. Relative luminance 0.111; OKLCH L 48.1% C 0.132 H 254.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#1F5EA6
RGB	rgb(31, 94, 166)
HSL	hsl(212, 69%, 39%)
HSV	hsv(212, 81%, 65%)
CMYK	cmyk(81.3%, 43.4%, 0%, 34.9%)
CIE-LAB	lab(39.66, 7.00, -44.34)
CIE-LCH	lch(39.66, 44.89, 278.98°)
OKLab	oklab(48.15% -0.035 -0.127)
OKLCH	oklch(48.15% 0.132 254.6)
XYZ	xyz(11.4481, 11.0485, 37.5982)
Luminance	0.1105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5EA6 #A6671F

analogous

#1FA1A6 #1F5EA6 #231FA6

triadic

#1F5EA6 #A61F5E #5EA61F

tetradic

#1F5EA6 #A61FA1 #A6671F #1FA623

square

#1F5EA6 #A61FA1 #A6671F #1FA623

split-complementary

#1F5EA6 #A6231F #A1A61F

monochromatic

#0C243F #154172 #1F5EA6 #2B7BD7 #5E9BE1

Accessibility & contrast

On white

6.54

#1F5EA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#1F5EA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5EA6

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5EA6	#FFFFFF	#000000	##FFFFFF
##1F5EA6	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A64A9

Deuteranopia (green-blind)

#2058A5

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1f5ea6;
/* rgb */ color: rgb(31, 94, 166);
/* oklch */ color: oklch(48.1% 0.132 254.6);

Tailwind

colors: {
  custom: {
    50: '#718bc1',
    500: '#1f5ea6',
    950: '#000000',
  },
}

SCSS

$custom: #1f5ea6;
$custom-light: #718bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5ea6",
  "rgb": {
    "r": 31,
    "g": 94,
    "b": 166
  },
  "hsl": {
    "h": 212,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4815,
    "c": 0.13177,
    "h": 254.6
  },
  "luminance": 0.1105
}

Semantic roles & 50–950 ramp

primary

#1F5EA6

secondary

#C5945B

accent

#9A3CEB

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1F5EA6

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

Preview Lab → · Contrast checker → · Palette generator →