#1F74A7#1F74A7

#1F74A7 is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.5% C 0.111 H 240.7°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#1F74A7
RGB	rgb(31, 116, 167)
HSL	hsl(203, 69%, 39%)
HSV	hsv(203, 81%, 65%)
CMYK	cmyk(81.4%, 30.5%, 0%, 34.5%)
CIE-LAB	lab(46.41, -6.30, -34.23)
CIE-LCH	lch(46.41, 34.81, 259.57°)
OKLab	oklab(53.46% -0.0544 -0.097)
OKLCH	oklch(53.46% 0.111 240.7)
XYZ	xyz(13.7828, 15.5704, 38.8307)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F74A7 #A7521F

analogous

#1FA796 #1F74A7 #1F30A7

triadic

#1F74A7 #A71F74 #74A71F

tetradic

#1F74A7 #961FA7 #A7521F #30A71F

square

#1F74A7 #961FA7 #A7521F #30A71F

split-complementary

#1F74A7 #A71F30 #A7961F

monochromatic

#0C2C40 #155073 #1F74A7 #2B97D8 #5FB0E1

Accessibility & contrast

On white

5.10

#1F74A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#1F74A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F74A7

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F74A7	#FFFFFF	#000000	##FFFFFF
##1F74A7	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C75A9

Deuteranopia (green-blind)

#4968A6

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #1f74a7;
/* rgb */ color: rgb(31, 116, 167);
/* oklch */ color: oklch(53.5% 0.111 240.7);

Tailwind

colors: {
  custom: {
    50: '#729bc1',
    500: '#1f74a7',
    950: '#000000',
  },
}

SCSS

$custom: #1f74a7;
$custom-light: #729bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f74a7",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 167
  },
  "hsl": {
    "h": 202.5,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.53464,
    "c": 0.11124,
    "h": 240.7
  },
  "luminance": 0.15572
}

Semantic roles & 50–950 ramp

primary

#1F74A7

secondary

#C6845C

accent

#7E3CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F74A7

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

Preview Lab → · Contrast checker → · Palette generator →