#1F759E#1F759E

#1F759E is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.2% C 0.101 H 234.6°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#1F759E
RGB	rgb(31, 117, 158)
HSL	hsl(199, 67%, 37%)
HSV	hsv(199, 80%, 62%)
CMYK	cmyk(80.4%, 25.9%, 0%, 38%)
CIE-LAB	lab(46.29, -10.23, -29.14)
CIE-LCH	lch(46.29, 30.89, 250.66°)
OKLab	oklab(53.23% -0.0584 -0.0822)
OKLCH	oklch(53.23% 0.101 234.6)
XYZ	xyz(13.0954, 15.4809, 34.6390)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F759E #9E481F

analogous

#1F9E88 #1F759E #1F369E

triadic

#1F759E #9E1F75 #759E1F

tetradic

#1F759E #881F9E #9E481F #369E1F

square

#1F759E #881F9E #9E481F #369E1F

split-complementary

#1F759E #9E1F36 #9E881F

monochromatic

#0B2938 #154F6B #1F759E #299BD1 #59B3DE

Accessibility & contrast

On white

5.13

#1F759E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#1F759E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F759E

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F759E	#FFFFFF	#000000	##FFFFFF
##1F759E	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6174A0

Deuteranopia (green-blind)

#50689D

Tritanopia (blue-blind)

#008083

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #1f759e;
/* rgb */ color: rgb(31, 117, 158);
/* oklch */ color: oklch(53.2% 0.101 234.6);

Tailwind

colors: {
  custom: {
    50: '#709cbb',
    500: '#1f759e',
    950: '#000000',
  },
}

SCSS

$custom: #1f759e;
$custom-light: #709cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f759e",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 158
  },
  "hsl": {
    "h": 199.37,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.53227,
    "c": 0.10087,
    "h": 234.6
  },
  "luminance": 0.15483
}

Semantic roles & 50–950 ramp

primary

#1F759E

secondary

#C27956

accent

#753EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #1F759E

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

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