#1F748E#1F748E

#1F748E is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.2% C 0.087 H 223.2°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#1F748E
RGB	rgb(31, 116, 142)
HSL	hsl(194, 64%, 34%)
HSV	hsv(194, 78%, 56%)
CMYK	cmyk(78.2%, 18.3%, 0%, 44.3%)
CIE-LAB	lab(45.27, -15.42, -21.27)
CIE-LCH	lch(45.27, 26.27, 234.05°)
OKLab	oklab(52.18% -0.0635 -0.0596)
OKLCH	oklch(52.18% 0.087 223.2)
XYZ	xyz(11.6909, 14.7337, 27.8137)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F748E #8E391F

analogous

#1F8E71 #1F748E #1F3D8E

triadic

#1F748E #8E1F74 #748E1F

tetradic

#1F748E #711F8E #8E391F #3D8E1F

square

#1F748E #711F8E #8E391F #3D8E1F

split-complementary

#1F748E #8E1F3D #8E711F

monochromatic

#09222A #144B5C #1F748E #2A9DC0 #4FB8D9

Accessibility & contrast

On white

5.32

#1F748E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#1F748E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F748E

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F748E	#FFFFFF	#000000	##FFFFFF
##1F748E	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65718F

Deuteranopia (green-blind)

#56668E

Tritanopia (blue-blind)

#007C7C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f748e;
/* rgb */ color: rgb(31, 116, 142);
/* oklch */ color: oklch(52.2% 0.087 223.2);

Tailwind

colors: {
  custom: {
    50: '#6d9caf',
    500: '#1f748e',
    950: '#000000',
  },
}

SCSS

$custom: #1f748e;
$custom-light: #6d9caf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f748e",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 142
  },
  "hsl": {
    "h": 194.054,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.52181,
    "c": 0.08706,
    "h": 223.2
  },
  "luminance": 0.14735
}

Semantic roles & 50–950 ramp

primary

#1F748E

secondary

#BB674D

accent

#6841E7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1F748E

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

Preview Lab → · Contrast checker → · Palette generator →