#166293
Closest named color: Peacock Blue (#016795). oklch(47.7% 0.106 243.1), rgb(22, 98, 147).
Aa
White text reads best on this color (6.55:1).
About this color
#166293 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.106 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.015 away. White text reads best on it, at 6.55:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #166293 |
| RGB | rgb(22, 98, 147) |
| HSL | hsl(204, 74%, 33%) |
| OKLCH | oklch(47.7% 0.106 243.1) |
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 #166293 | 6.55:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #166293 | 3.20:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #166293 text on white | 6.55:1 | AA | Lc 82.1 | Fine for body text |
| #166293 text on black | 3.20:1 | AA large text | Lc -19.8 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEB
oklch(88.6% 0.028 243.1)
-
Step 300
300
#A5C5E0
oklch(80.9% 0.052 243.9)
-
Step 400
400
#73A7D0
oklch(70.7% 0.082 243)
-
Step 500
500
#4B90C4
oklch(63.1% 0.105 243.3)
-
Step 600
600
#2A7AB0
oklch(55.7% 0.113 242.6)
-
Step 700
700 (this color)
#166293
oklch(47.7% 0.106 243.1)
-
Step 800
800
#1A537B
oklch(42.6% 0.088 243.6)
-
Step 900
900
#1D4563
oklch(37.7% 0.068 243.8)
-
Step 950
950
#12293A
oklch(27.1% 0.043 242.6)
#166293 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) | #4B6395 | 0.048 |
| Deuteranopia (no green cones) | #395892 | 0.036 |
| Tritanopia (no blue cones) | #006E74 | 0.071 |
| Achromatopsia (no color) | #5D5D5D | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166293
#166293
oklch(47.7% 0.106 243.1)
- #854D07
#854D07
oklch(47.6% 0.105 63.2)
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 #166293, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.015
- Light Navy Blue #2E5A88 ΔE 0.028
- Denim #3B638C ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.032
- Dusky Blue #475F94 ΔE 0.042
- Dusk Blue #26538D ΔE 0.043
- Ocean Blue #03719C ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.049
Use #166293 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.