#1F74A5#1F74A5

#1F74A5 is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.4% C 0.109 H 239.7°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#1F74A5
RGB	rgb(31, 116, 165)
HSL	hsl(202, 68%, 38%)
HSV	hsv(202, 81%, 65%)
CMYK	cmyk(81.2%, 29.7%, 0%, 35.3%)
CIE-LAB	lab(46.31, -7.05, -33.22)
CIE-LCH	lch(46.31, 33.96, 258.01°)
OKLab	oklab(53.35% -0.055 -0.0941)
OKLCH	oklch(53.35% 0.109 239.7)
XYZ	xyz(13.5993, 15.4970, 37.8645)
Luminance	0.1550 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F74A5 #A5501F

analogous

#1FA593 #1F74A5 #1F31A5

triadic

#1F74A5 #A51F74 #74A51F

tetradic

#1F74A5 #931FA5 #A5501F #31A51F

square

#1F74A5 #931FA5 #A5501F #31A51F

split-complementary

#1F74A5 #A51F31 #A5931F

monochromatic

#0C2C3E #155071 #1F74A5 #2A98D7 #5EB1E1

Accessibility & contrast

On white

5.12

#1F74A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#1F74A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F74A5

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F74A5	#FFFFFF	#000000	##FFFFFF
##1F74A5	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D74A7

Deuteranopia (green-blind)

#4B68A4

Tritanopia (blue-blind)

#008085

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #1f74a5;
/* rgb */ color: rgb(31, 116, 165);
/* oklch */ color: oklch(53.4% 0.109 239.7);

Tailwind

colors: {
  custom: {
    50: '#719bc0',
    500: '#1f74a5',
    950: '#000000',
  },
}

SCSS

$custom: #1f74a5;
$custom-light: #719bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f74a5",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 165
  },
  "hsl": {
    "h": 201.94,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.53354,
    "c": 0.109,
    "h": 239.7
  },
  "luminance": 0.15499
}

Semantic roles & 50–950 ramp

primary

#1F74A5

secondary

#C5825B

accent

#7C3DEB

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F74A5

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

Preview Lab → · Contrast checker → · Palette generator →