#1F70A8#1F70A8

#1F70A8 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.5% C 0.116 H 244.2°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#1F70A8
RGB	rgb(31, 112, 168)
HSL	hsl(205, 69%, 39%)
HSV	hsv(205, 82%, 66%)
CMYK	cmyk(81.5%, 33.3%, 0%, 34.1%)
CIE-LAB	lab(45.23, -3.52, -36.68)
CIE-LCH	lch(45.23, 36.84, 264.51°)
OKLab	oklab(52.55% -0.0504 -0.1042)
OKLCH	oklch(52.55% 0.116 244.2)
XYZ	xyz(13.4244, 14.7051, 39.1690)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F70A8 #A8571F

analogous

#1FA89C #1F70A8 #1F2BA8

triadic

#1F70A8 #A81F70 #70A81F

tetradic

#1F70A8 #9C1FA8 #A8571F #2BA81F

square

#1F70A8 #9C1FA8 #A8571F #2BA81F

split-complementary

#1F70A8 #A81F2B #A89C1F

monochromatic

#0C2B41 #154E74 #1F70A8 #2C92D8 #60ADE2

Accessibility & contrast

On white

5.33

#1F70A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#1F70A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F70A8

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F70A8	#FFFFFF	#000000	##FFFFFF
##1F70A8	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5672AA

Deuteranopia (green-blind)

#4265A7

Tritanopia (blue-blind)

#007E84

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f70a8;
/* rgb */ color: rgb(31, 112, 168);
/* oklch */ color: oklch(52.5% 0.116 244.2);

Tailwind

colors: {
  custom: {
    50: '#7298c2',
    500: '#1f70a8',
    950: '#000000',
  },
}

SCSS

$custom: #1f70a8;
$custom-light: #7298c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f70a8",
  "rgb": {
    "r": 31,
    "g": 112,
    "b": 168
  },
  "hsl": {
    "h": 204.526,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.52548,
    "c": 0.11576,
    "h": 244.2
  },
  "luminance": 0.14707
}

Semantic roles & 50–950 ramp

primary

#1F70A8

secondary

#C6885D

accent

#843CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1F70A8

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

Preview Lab → · Contrast checker → · Palette generator →