#1F70A7#1F70A7

#1F70A7 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.5% C 0.115 H 243.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#1F70A7
RGB	rgb(31, 112, 167)
HSL	hsl(204, 69%, 39%)
HSV	hsv(204, 81%, 65%)
CMYK	cmyk(81.4%, 32.9%, 0%, 34.5%)
CIE-LAB	lab(45.18, -3.90, -36.17)
CIE-LCH	lch(45.18, 36.38, 263.84°)
OKLab	oklab(52.49% -0.0507 -0.1027)
OKLCH	oklch(52.49% 0.115 243.7)
XYZ	xyz(13.3316, 14.6680, 38.6803)
Luminance	0.1467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F70A7 #A7561F

analogous

#1FA79A #1F70A7 #1F2CA7

triadic

#1F70A7 #A71F70 #70A71F

tetradic

#1F70A7 #9A1FA7 #A7561F #2CA71F

square

#1F70A7 #9A1FA7 #A7561F #2CA71F

split-complementary

#1F70A7 #A71F2C #A79A1F

monochromatic

#0C2B40 #154D73 #1F70A7 #2B92D8 #5FADE1

Accessibility & contrast

On white

5.34

#1F70A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#1F70A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F70A7

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F70A7	#FFFFFF	#000000	##FFFFFF
##1F70A7	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5672A9

Deuteranopia (green-blind)

#4365A6

Tritanopia (blue-blind)

#007D84

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f70a7;
/* rgb */ color: rgb(31, 112, 167);
/* oklch */ color: oklch(52.5% 0.115 243.7);

Tailwind

colors: {
  custom: {
    50: '#7198c1',
    500: '#1f70a7',
    950: '#000000',
  },
}

SCSS

$custom: #1f70a7;
$custom-light: #7198c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f70a7",
  "rgb": {
    "r": 31,
    "g": 112,
    "b": 167
  },
  "hsl": {
    "h": 204.265,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.52491,
    "c": 0.11457,
    "h": 243.7
  },
  "luminance": 0.1467
}

Semantic roles & 50–950 ramp

primary

#1F70A7

secondary

#C6875C

accent

#833CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1F70A7

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

Preview Lab → · Contrast checker → · Palette generator →