#1A739F#1A739F
#1A739F is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.7% C 0.105 H 236.3°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).
Color values
| HEX | #1A739F |
|---|---|
| RGB | rgb(26, 115, 159) |
| HSL | hsl(200, 72%, 36%) |
| HSV | hsv(200, 84%, 62%) |
| CMYK | cmyk(83.6%, 27.7%, 0%, 37.6%) |
| CIE-LAB | lab(45.61, -9.19, -30.79) |
| CIE-LCH | lch(45.61, 32.14, 253.38°) |
| OKLab | oklab(52.68% -0.0581 -0.0871) |
| OKLCH | oklch(52.68% 0.105 236.3) |
| XYZ | xyz(12.8122, 14.9827, 35.0108) |
| Luminance | 0.1498 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean Blue (survey)
#03719C
ΔE00 1.37
Cerulean
#007BA7
ΔE00 3.25
Nice Blue
#107AB0
ΔE00 3.33
Peacock Blue
#016795
ΔE00 4.39
Muted Blue
#3B719F
ΔE00 4.40
Sea Blue
#047495
ΔE00 4.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1A739F #9F461A
analogous
#1A9F89 #1A739F #1A309F
triadic
#1A739F #9F1A73 #739F1A
tetradic
#1A739F #891A9F #9F461A #309F1A
square
#1A739F #891A9F #9F461A #309F1A
split-complementary
#1A739F #9F1A30 #9F891A
monochromatic
#092736 #114D6A #1A739F #2399D4 #51B2E3
Accessibility & contrast
On white
5.25
#1A739F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.00
#1A739F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1A739F
5.25:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1A739F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1A739F | 1.00 | 5.25 | 4.00 | 5.25 |
| #FFFFFF | 5.25 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.00 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.25 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5E73A1
Deuteranopia (green-blind)
#4C679E
Tritanopia (blue-blind)
#007E82
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #1a739f; /* rgb */ color: rgb(26, 115, 159); /* oklch */ color: oklch(52.7% 0.105 236.3);
Tailwind
colors: {
custom: {
50: '#6f9bbb',
500: '#1a739f',
950: '#000000',
},
}SCSS
$custom: #1a739f; $custom-light: #6f9bbb; $custom-dark: #000000;
JSON
{
"hex": "#1a739f",
"rgb": {
"r": 26,
"g": 115,
"b": 159
},
"hsl": {
"h": 199.85,
"s": 71.892,
"l": 36.275
},
"oklch": {
"l": 0.52677,
"c": 0.10469,
"h": 236.3
},
"luminance": 0.14984
}Semantic roles & 50–950 ramp
primary
#1A739F
secondary
#C57750
accent
#7539EF
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E12
muted
#7B7E81