#1F84A5#1F84A5

#1F84A5 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.3% C 0.100 H 225.5°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#1F84A5
RGB	rgb(31, 132, 165)
HSL	hsl(195, 68%, 38%)
HSV	hsv(195, 81%, 65%)
CMYK	cmyk(81.2%, 20%, 0%, 35.3%)
CIE-LAB	lab(51.28, -16.20, -25.47)
CIE-LCH	lch(51.28, 30.19, 237.54°)
OKLab	oklab(57.32% -0.0703 -0.0715)
OKLCH	oklch(57.32% 0.1 225.5)
XYZ	xyz(15.6050, 19.5085, 38.5331)
Luminance	0.1951 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F84A5 #A5401F

analogous

#1FA583 #1F84A5 #1F41A5

triadic

#1F84A5 #A51F84 #84A51F

tetradic

#1F84A5 #831FA5 #A5401F #41A51F

square

#1F84A5 #831FA5 #A5401F #41A51F

split-complementary

#1F84A5 #A51F41 #A5831F

monochromatic

#0C323E #155B71 #1F84A5 #2AACD7 #5EC0E1

Accessibility & contrast

On white

4.28

#1F84A5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#1F84A5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F84A5

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F84A5	#FFFFFF	#000000	##000000
##1F84A5	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7281A7

Deuteranopia (green-blind)

#6075A5

Tritanopia (blue-blind)

#008E8F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1f84a5;
/* rgb */ color: rgb(31, 132, 165);
/* oklch */ color: oklch(57.3% 0.100 225.5);

Tailwind

colors: {
  custom: {
    50: '#72a7bf',
    500: '#1f84a5',
    950: '#000000',
  },
}

SCSS

$custom: #1f84a5;
$custom-light: #72a7bf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f84a5",
  "rgb": {
    "r": 31,
    "g": 132,
    "b": 165
  },
  "hsl": {
    "h": 194.776,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.57318,
    "c": 0.10032,
    "h": 225.5
  },
  "luminance": 0.1951
}

Semantic roles & 50–950 ramp

primary

#1F84A5

secondary

#C5755B

accent

#683DEB

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1F84A5

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

Preview Lab → · Contrast checker → · Palette generator →