#187B93
Closest named color: Ocean (#017B92). oklch(54.1% 0.092 219.1), rgb(24, 123, 147).
Aa
White text reads best on this color (4.89:1).
About this color
#187B93 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.092 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.006 away. White text reads best on it, at 4.89:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.29:1 |
| White text | 4.89:1 |
Values
| HEX | #187B93 |
| RGB | rgb(24, 123, 147) |
| HSL | hsl(192, 72%, 34%) |
| OKLCH | oklch(54.1% 0.092 219.1) |
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 #187B93 | 4.89:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #187B93 | 4.29:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #187B93 text on white | 4.89:1 | AA | Lc 73.5 | Content text, not long reading |
| #187B93 text on black | 4.29:1 | AA large text | Lc -28.2 | 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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A4C8D3
oklch(81% 0.041 218.3)
-
Step 400
400
#70ABBD
oklch(70.7% 0.067 219.1)
-
Step 500
500
#4696AC
oklch(63.2% 0.084 218.5)
-
Step 600
600 (this color)
#187B93
oklch(54.1% 0.092 219.1)
-
Step 700
700
#0E6C81
oklch(49.2% 0.085 218.3)
-
Step 800
800
#125869
oklch(42.7% 0.071 218.6)
-
Step 900
900
#194855
oklch(37.6% 0.055 219.3)
-
Step 950
950
#102A32
oklch(26.8% 0.035 220.6)
#187B93 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) | #6C7794 | 0.077 |
| Deuteranopia (no green cones) | #5C6C93 | 0.068 |
| Tritanopia (no blue cones) | #008383 | 0.041 |
| Achromatopsia (no color) | #717171 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #187B93
#187B93
oklch(54.1% 0.092 219.1)
- #9C5B46
#9C5B46
oklch(54% 0.092 38.6)
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 #187B93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.006
- Sea Blue #047495 ΔE 0.024
- Deep Aqua #08787F ΔE 0.033
- Cerulean #457B9D ΔE 0.036
- Ocean Blue #03719C ΔE 0.038
- Teal Blue #01889F ΔE 0.038
- Teal #008080 ΔE 0.039
- Dull Blue #49759C ΔE 0.043
Use #187B93 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.