#1F689E#1F689E

#1F689E is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 50.0% C 0.111 H 245.5°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#1F689E
RGB	rgb(31, 104, 158)
HSL	hsl(206, 67%, 37%)
HSV	hsv(206, 80%, 62%)
CMYK	cmyk(80.4%, 34.2%, 0%, 38%)
CIE-LAB	lab(42.24, -2.44, -35.49)
CIE-LCH	lch(42.24, 35.57, 266.07°)
OKLab	oklab(50.02% -0.046 -0.1009)
OKLCH	oklch(50.02% 0.111 245.5)
XYZ	xyz(11.6846, 12.6591, 34.1688)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F689E #9E551F

analogous

#1F9E95 #1F689E #1F289E

triadic

#1F689E #9E1F68 #689E1F

tetradic

#1F689E #951F9E #9E551F #289E1F

square

#1F689E #951F9E #9E551F #289E1F

split-complementary

#1F689E #9E1F28 #9E951F

monochromatic

#0B2538 #15466B #1F689E #298AD1 #59A6DE

Accessibility & contrast

On white

5.95

#1F689E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#1F689E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F689E

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F689E	#FFFFFF	#000000	##FFFFFF
##1F689E	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F6AA0

Deuteranopia (green-blind)

#3D5E9D

Tritanopia (blue-blind)

#00757B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #1f689e;
/* rgb */ color: rgb(31, 104, 158);
/* oklch */ color: oklch(50.0% 0.111 245.5);

Tailwind

colors: {
  custom: {
    50: '#6f92bb',
    500: '#1f689e',
    950: '#000000',
  },
}

SCSS

$custom: #1f689e;
$custom-light: #6f92bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f689e",
  "rgb": {
    "r": 31,
    "g": 104,
    "b": 158
  },
  "hsl": {
    "h": 205.512,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.50024,
    "c": 0.11088,
    "h": 245.5
  },
  "luminance": 0.12661
}

Semantic roles & 50–950 ramp

primary

#1F689E

secondary

#C28456

accent

#873EEA

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090D12

muted

#7B7D81

Preview Lab

Preview with #1F689E

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

Preview Lab → · Contrast checker → · Palette generator →