#258AA6#258AA6
#258AA6 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.0% C 0.098 H 221.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).
Color values
| HEX | #258AA6 |
|---|---|
| RGB | rgb(37, 138, 166) |
| HSL | hsl(193, 64%, 40%) |
| HSV | hsv(193, 78%, 65%) |
| CMYK | cmyk(77.7%, 16.9%, 0%, 34.9%) |
| CIE-LAB | lab(53.30, -18.48, -22.92) |
| CIE-LCH | lch(53.30, 29.44, 231.12°) |
| OKLab | oklab(58.99% -0.0736 -0.0641) |
| OKLCH | oklch(58.99% 0.098 221.1) |
| XYZ | xyz(16.7315, 21.3214, 39.3026) |
| Luminance | 0.2132 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 2.91
Dirty Blue
#3F829D
ΔE00 3.84
Ocean
#017B92
ΔE00 6.24
Cerulean
#007BA7
ΔE00 7.64
Sea Blue
#047495
ΔE00 8.52
Greyish Blue
#5E819D
ΔE00 9.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#258AA6 #A64125
analogous
#25A681 #258AA6 #254AA6
triadic
#258AA6 #A6258A #8AA625
tetradic
#258AA6 #8125A6 #A64125 #4AA625
square
#258AA6 #8125A6 #A64125 #4AA625
split-complementary
#258AA6 #A6254A #A68125
monochromatic
#0F3742 #1A6074 #258AA6 #36B0D2 #68C4DD
Accessibility & contrast
On white
3.99
#258AA6 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.26
#258AA6 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #258AA6
5.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##258AA6 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##258AA6 | 1.00 | 3.99 | 5.26 | 5.26 |
| #FFFFFF | 3.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.26 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.26 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7986A7
Deuteranopia (green-blind)
#687AA6
Tritanopia (blue-blind)
#009393
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #258aa6; /* rgb */ color: rgb(37, 138, 166); /* oklch */ color: oklch(59.0% 0.098 221.1);
Tailwind
colors: {
custom: {
50: '#75acc0',
500: '#258aa6',
950: '#000000',
},
}SCSS
$custom: #258aa6; $custom-light: #75acc0; $custom-dark: #000000;
JSON
{
"hex": "#258aa6",
"rgb": {
"r": 37,
"g": 138,
"b": 166
},
"hsl": {
"h": 193.023,
"s": 63.547,
"l": 39.804
},
"oklch": {
"l": 0.58987,
"c": 0.0976,
"h": 221.1
},
"luminance": 0.21323
}Semantic roles & 50–950 ramp
primary
#258AA6
secondary
#C37864
accent
#6541E7
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81