#1F719B#1F719B

#1F719B is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.1% C 0.100 H 236.3°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F719B
RGB	rgb(31, 113, 155)
HSL	hsl(200, 67%, 36%)
HSV	hsv(200, 80%, 61%)
CMYK	cmyk(80%, 27.1%, 0%, 39.2%)
CIE-LAB	lab(44.89, -9.00, -29.55)
CIE-LCH	lch(44.89, 30.89, 253.07°)
OKLab	oklab(52.07% -0.0556 -0.0834)
OKLCH	oklch(52.07% 0.1 236.3)
XYZ	xyz(12.3842, 14.4666, 33.1436)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F719B #9B491F

analogous

#1F9B87 #1F719B #1F339B

triadic

#1F719B #9B1F71 #719B1F

tetradic

#1F719B #871F9B #9B491F #339B1F

square

#1F719B #871F9B #9B491F #339B1F

split-complementary

#1F719B #9B1F33 #9B871F

monochromatic

#0B2735 #154C68 #1F719B #2996CE #57B0DD

Accessibility & contrast

On white

5.39

#1F719B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#1F719B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F719B

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F719B	#FFFFFF	#000000	##FFFFFF
##1F719B	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D719D

Deuteranopia (green-blind)

#4C659A

Tritanopia (blue-blind)

#007C7F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1f719b;
/* rgb */ color: rgb(31, 113, 155);
/* oklch */ color: oklch(52.1% 0.100 236.3);

Tailwind

colors: {
  custom: {
    50: '#6f99b8',
    500: '#1f719b',
    950: '#000000',
  },
}

SCSS

$custom: #1f719b;
$custom-light: #6f99b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f719b",
  "rgb": {
    "r": 31,
    "g": 113,
    "b": 155
  },
  "hsl": {
    "h": 200.323,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.52074,
    "c": 0.10026,
    "h": 236.3
  },
  "luminance": 0.14468
}

Semantic roles & 50–950 ramp

primary

#1F719B

secondary

#C17955

accent

#783EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #1F719B

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

Preview Lab → · Contrast checker → · Palette generator →