#1F7BA9#1F7BA9
#1F7BA9 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.3% C 0.108 H 236.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).
Color values
| HEX | #1F7BA9 |
|---|---|
| RGB | rgb(31, 123, 169) |
| HSL | hsl(200, 69%, 39%) |
| HSV | hsv(200, 82%, 66%) |
| CMYK | cmyk(81.7%, 27.2%, 0%, 33.7%) |
| CIE-LAB | lab(48.66, -9.67, -31.86) |
| CIE-LCH | lch(48.66, 33.30, 253.11°) |
| OKLab | oklab(55.29% -0.0603 -0.0901) |
| OKLCH | oklch(55.29% 0.108 236.2) |
| XYZ | xyz(14.8066, 17.3200, 40.0911) |
| Luminance | 0.1732 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Nice Blue
#107AB0
ΔE00 1.72
Cerulean
#007BA7
ΔE00 1.76
Ocean Blue (survey)
#03719C
ΔE00 4.04
Stormy Blue
#507B9C
ΔE00 5.27
Steel Blue
#4682B4
ΔE00 5.43
Muted Blue
#3B719F
ΔE00 5.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F7BA9 #A94D1F
analogous
#1FA992 #1F7BA9 #1F36A9
triadic
#1F7BA9 #A91F7B #7BA91F
tetradic
#1F7BA9 #921FA9 #A94D1F #36A91F
square
#1F7BA9 #921FA9 #A94D1F #36A91F
split-complementary
#1F7BA9 #A91F36 #A9921F
monochromatic
#0C3042 #165575 #1F7BA9 #2D9FD8 #60B7E2
Accessibility & contrast
On white
4.70
#1F7BA9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.46
#1F7BA9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F7BA9
4.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F7BA9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F7BA9 | 1.00 | 4.70 | 4.46 | 4.70 |
| #FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.46 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#657BAB
Deuteranopia (green-blind)
#526EA8
Tritanopia (blue-blind)
#00878B
Achromatopsia (no color)
#747474
Design tokens & code
CSS
--color: #1f7ba9; /* rgb */ color: rgb(31, 123, 169); /* oklch */ color: oklch(55.3% 0.108 236.2);
Tailwind
colors: {
custom: {
50: '#72a1c2',
500: '#1f7ba9',
950: '#000000',
},
}SCSS
$custom: #1f7ba9; $custom-light: #72a1c2; $custom-dark: #000000;
JSON
{
"hex": "#1f7ba9",
"rgb": {
"r": 31,
"g": 123,
"b": 169
},
"hsl": {
"h": 200,
"s": 69,
"l": 39.216
},
"oklch": {
"l": 0.55286,
"c": 0.10837,
"h": 236.2
},
"luminance": 0.17322
}Semantic roles & 50–950 ramp
primary
#1F7BA9
secondary
#C7805D
accent
#773CEC
background
#F7F9FC
surface
#EEF2F8
border
#C9CCD1
text
#090E12
muted
#7B7E81