#1F71A1#1F71A1

#1F71A1 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.4% C 0.107 H 239.9°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#1F71A1
RGB	rgb(31, 113, 161)
HSL	hsl(202, 68%, 38%)
HSV	hsv(202, 81%, 63%)
CMYK	cmyk(80.7%, 29.8%, 0%, 36.9%)
CIE-LAB	lab(45.18, -6.76, -32.63)
CIE-LCH	lch(45.18, 33.33, 258.29°)
OKLab	oklab(52.4% -0.0535 -0.0924)
OKLCH	oklch(52.4% 0.107 239.9)
XYZ	xyz(12.9007, 14.6732, 35.8636)
Luminance	0.1467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F71A1 #A14F1F

analogous

#1FA190 #1F71A1 #1F30A1

triadic

#1F71A1 #A11F71 #71A11F

tetradic

#1F71A1 #901FA1 #A14F1F #30A11F

square

#1F71A1 #901FA1 #A14F1F #30A11F

split-complementary

#1F71A1 #A11F30 #A1901F

monochromatic

#0B293A #154D6E #1F71A1 #2995D4 #5BAFDF

Accessibility & contrast

On white

5.34

#1F71A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#1F71A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F71A1

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F71A1	#FFFFFF	#000000	##FFFFFF
##1F71A1	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A72A3

Deuteranopia (green-blind)

#4966A0

Tritanopia (blue-blind)

#007D82

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f71a1;
/* rgb */ color: rgb(31, 113, 161);
/* oklch */ color: oklch(52.4% 0.107 239.9);

Tailwind

colors: {
  custom: {
    50: '#7099bd',
    500: '#1f71a1',
    950: '#000000',
  },
}

SCSS

$custom: #1f71a1;
$custom-light: #7099bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1f71a1",
  "rgb": {
    "r": 31,
    "g": 113,
    "b": 161
  },
  "hsl": {
    "h": 202.154,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.52398,
    "c": 0.1068,
    "h": 239.9
  },
  "luminance": 0.14675
}

Semantic roles & 50–950 ramp

primary

#1F71A1

secondary

#C48058

accent

#7D3DEB

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F71A1

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

Preview Lab → · Contrast checker → · Palette generator →