#1F74A0#1F74A0

#1F74A0 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.1% C 0.104 H 236.8°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#1F74A0
RGB	rgb(31, 116, 160)
HSL	hsl(200, 68%, 37%)
HSV	hsv(200, 81%, 63%)
CMYK	cmyk(80.6%, 27.5%, 0%, 37.3%)
CIE-LAB	lab(46.07, -8.91, -30.66)
CIE-LCH	lch(46.07, 31.93, 253.80°)
OKLab	oklab(53.08% -0.0567 -0.0866)
OKLCH	oklch(53.08% 0.104 236.8)
XYZ	xyz(13.1531, 15.3185, 35.5144)
Luminance	0.1532 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F74A0 #A04B1F

analogous

#1FA08B #1F74A0 #1F34A0

triadic

#1F74A0 #A01F74 #74A01F

tetradic

#1F74A0 #8B1FA0 #A04B1F #34A01F

square

#1F74A0 #8B1FA0 #A04B1F #34A01F

split-complementary

#1F74A0 #A01F34 #A08B1F

monochromatic

#0B2A39 #154F6D #1F74A0 #2999D3 #5AB2DF

Accessibility & contrast

On white

5.17

#1F74A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#1F74A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F74A0

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F74A0	#FFFFFF	#000000	##FFFFFF
##1F74A0	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F74A2

Deuteranopia (green-blind)

#4E689F

Tritanopia (blue-blind)

#007F83

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1f74a0;
/* rgb */ color: rgb(31, 116, 160);
/* oklch */ color: oklch(53.1% 0.104 236.8);

Tailwind

colors: {
  custom: {
    50: '#709bbc',
    500: '#1f74a0',
    950: '#000000',
  },
}

SCSS

$custom: #1f74a0;
$custom-light: #709bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1f74a0",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 160
  },
  "hsl": {
    "h": 200.465,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.53084,
    "c": 0.10357,
    "h": 236.8
  },
  "luminance": 0.1532
}

Semantic roles & 50–950 ramp

primary

#1F74A0

secondary

#C37C58

accent

#783DEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F74A0

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

Preview Lab → · Contrast checker → · Palette generator →