#1F5CAA#1F5CAA

#1F5CAA is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 48.0% C 0.140 H 256.5°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#1F5CAA
RGB	rgb(31, 92, 170)
HSL	hsl(214, 69%, 39%)
HSV	hsv(214, 82%, 67%)
CMYK	cmyk(81.8%, 45.9%, 0%, 33.3%)
CIE-LAB	lab(39.32, 9.88, -47.26)
CIE-LCH	lch(39.32, 48.28, 281.81°)
OKLab	oklab(47.97% -0.0326 -0.1356)
OKLCH	oklch(47.97% 0.14 256.5)
XYZ	xyz(11.6452, 10.8465, 39.5022)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5CAA #AA6D1F

analogous

#1FA2AA #1F5CAA #281FAA

triadic

#1F5CAA #AA1F5C #5CAA1F

tetradic

#1F5CAA #AA1FA2 #AA6D1F #1FAA28

square

#1F5CAA #AA1FA2 #AA6D1F #1FAA28

split-complementary

#1F5CAA #AA281F #A2AA1F

monochromatic

#0C2442 #164076 #1F5CAA #2D79D9 #619AE2

Accessibility & contrast

On white

6.63

#1F5CAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1F5CAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5CAA

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5CAA	#FFFFFF	#000000	##FFFFFF
##1F5CAA	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3263AD

Deuteranopia (green-blind)

#1157A8

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1f5caa;
/* rgb */ color: rgb(31, 92, 170);
/* oklch */ color: oklch(48.0% 0.140 256.5);

Tailwind

colors: {
  custom: {
    50: '#7289c4',
    500: '#1f5caa',
    950: '#000000',
  },
}

SCSS

$custom: #1f5caa;
$custom-light: #7289c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5caa",
  "rgb": {
    "r": 31,
    "g": 92,
    "b": 170
  },
  "hsl": {
    "h": 213.669,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47966,
    "c": 0.13951,
    "h": 256.5
  },
  "luminance": 0.10848
}

Semantic roles & 50–950 ramp

primary

#1F5CAA

secondary

#C7995E

accent

#9F3CEC

background

#F7F8FC

surface

#EDF0F8

border

#C8CBD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #1F5CAA

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

Preview Lab → · Contrast checker → · Palette generator →