#1F74A9#1F74A9
#1F74A9 is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.6% C 0.114 H 241.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).
Color values
| HEX | #1F74A9 |
|---|---|
| RGB | rgb(31, 116, 169) |
| HSL | hsl(203, 69%, 39%) |
| HSV | hsv(203, 82%, 66%) |
| CMYK | cmyk(81.7%, 31.4%, 0%, 33.7%) |
| CIE-LAB | lab(46.51, -5.55, -35.25) |
| CIE-LCH | lch(46.51, 35.68, 261.04°) |
| OKLab | oklab(53.58% -0.0537 -0.1) |
| OKLCH | oklch(53.58% 0.114 241.7) |
| XYZ | xyz(13.9691, 15.6449, 39.8120) |
| Luminance | 0.1565 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Nice Blue
#107AB0
ΔE00 2.48
Muted Blue
#3B719F
ΔE00 3.07
Flat Blue
#3C73A8
ΔE00 3.57
Bluish
#2976BB
ΔE00 3.62
Ocean Blue (survey)
#03719C
ΔE00 3.82
Dull Blue
#49759C
ΔE00 4.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F74A9 #A9541F
analogous
#1FA999 #1F74A9 #1F2FA9
triadic
#1F74A9 #A91F74 #74A91F
tetradic
#1F74A9 #991FA9 #A9541F #2FA91F
square
#1F74A9 #991FA9 #A9541F #2FA91F
split-complementary
#1F74A9 #A91F2F #A9991F
monochromatic
#0C2D42 #165175 #1F74A9 #2D97D8 #60B0E2
Accessibility & contrast
On white
5.09
#1F74A9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.13
#1F74A9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F74A9
5.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F74A9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F74A9 | 1.00 | 5.09 | 4.13 | 5.09 |
| #FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.13 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B75AB
Deuteranopia (green-blind)
#4869A8
Tritanopia (blue-blind)
#008187
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #1f74a9; /* rgb */ color: rgb(31, 116, 169); /* oklch */ color: oklch(53.6% 0.114 241.7);
Tailwind
colors: {
custom: {
50: '#729bc3',
500: '#1f74a9',
950: '#000000',
},
}SCSS
$custom: #1f74a9; $custom-light: #729bc3; $custom-dark: #000000;
JSON
{
"hex": "#1f74a9",
"rgb": {
"r": 31,
"g": 116,
"b": 169
},
"hsl": {
"h": 203.043,
"s": 69,
"l": 39.216
},
"oklch": {
"l": 0.53575,
"c": 0.11352,
"h": 241.7
},
"luminance": 0.15647
}Semantic roles & 50–950 ramp
primary
#1F74A9
secondary
#C7865D
accent
#803CEC
background
#F7F9FC
surface
#EDF2F8
border
#C8CCD1
text
#090E12
muted
#7B7E81