#1F709F#1F709F

#1F709F is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 52.0% C 0.105 H 239.6°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#1F709F
RGB	rgb(31, 112, 159)
HSL	hsl(202, 67%, 37%)
HSV	hsv(202, 81%, 62%)
CMYK	cmyk(80.5%, 29.6%, 0%, 37.6%)
CIE-LAB	lab(44.77, -6.92, -32.10)
CIE-LCH	lch(44.77, 32.83, 257.84°)
OKLab	oklab(52.04% -0.0532 -0.0909)
OKLCH	oklch(52.04% 0.105 239.6)
XYZ	xyz(12.6148, 14.3813, 34.9052)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F709F #9F4E1F

analogous

#1F9F8E #1F709F #1F309F

triadic

#1F709F #9F1F70 #709F1F

tetradic

#1F709F #8E1F9F #9F4E1F #309F1F

square

#1F709F #8E1F9F #9F4E1F #309F1F

split-complementary

#1F709F #9F1F30 #9F8E1F

monochromatic

#0B2839 #154C6C #1F709F #2994D2 #5AAEDF

Accessibility & contrast

On white

5.42

#1F709F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#1F709F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F709F

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F709F	#FFFFFF	#000000	##FFFFFF
##1F709F	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A70A1

Deuteranopia (green-blind)

#48659E

Tritanopia (blue-blind)

#007C80

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1f709f;
/* rgb */ color: rgb(31, 112, 159);
/* oklch */ color: oklch(52.0% 0.105 239.6);

Tailwind

colors: {
  custom: {
    50: '#7098bb',
    500: '#1f709f',
    950: '#000000',
  },
}

SCSS

$custom: #1f709f;
$custom-light: #7098bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f709f",
  "rgb": {
    "r": 31,
    "g": 112,
    "b": 159
  },
  "hsl": {
    "h": 202.031,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.52042,
    "c": 0.10532,
    "h": 239.6
  },
  "luminance": 0.14383
}

Semantic roles & 50–950 ramp

primary

#1F709F

secondary

#C37F57

accent

#7D3EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1F709F

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

Preview Lab → · Contrast checker → · Palette generator →