#0B7188
Closest named color: Sea Blue (#047495). oklch(50.8% 0.089 219.1), rgb(11, 113, 136).
Aa
White text reads best on this color (5.62:1).
About this color
#0B7188 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.089 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.021 away. White text reads best on it, at 5.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #0B7188 |
| RGB | rgb(11, 113, 136) |
| HSL | hsl(191, 85%, 29%) |
| OKLCH | oklch(50.8% 0.089 219.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0B7188 | 5.62:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #0B7188 | 3.73:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #0B7188 text on white | 5.62:1 | AA | Lc 77.7 | Fine for body text |
| #0B7188 text on black | 3.73:1 | AA large text | Lc -24.1 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A2C8D4
oklch(80.9% 0.044 219)
-
Step 400
400
#6EABBE
oklch(70.7% 0.069 219.6)
-
Step 500
500
#4196AE
oklch(63.1% 0.089 219.4)
-
Step 600
600
#148099
oklch(55.6% 0.096 218.8)
-
Step 700
700 (this color)
#0B7188
oklch(50.8% 0.089 219.1)
-
Step 800
800
#0A586A
oklch(42.6% 0.074 218.8)
-
Step 900
900
#154956
oklch(37.8% 0.058 217.9)
-
Step 950
950
#0F2B33
oklch(27.1% 0.037 219.3)
#0B7188 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #636E89 | 0.075 |
| Deuteranopia (no green cones) | #536388 | 0.066 |
| Tritanopia (no blue cones) | #007978 | 0.041 |
| Achromatopsia (no color) | #676767 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B7188
#0B7188
oklch(50.8% 0.089 219.1)
- #91523E
#91523E
oklch(50.8% 0.09 38.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0B7188, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.021
- Deep Aqua #08787F ΔE 0.030
- Ocean #017B92 ΔE 0.031
- Ocean Blue #03719C ΔE 0.033
- Deep Turquoise #017374 ΔE 0.036
- Dark Aquamarine #017371 ΔE 0.041
- Peacock Blue #016795 ΔE 0.042
- Bluegreen #017A79 ΔE 0.043
Use #0B7188 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.