#166994
Closest named color: Peacock Blue (#016795). oklch(49.5% 0.101 237.7), rgb(22, 105, 148).
Aa
White text reads best on this color (6.03:1).
About this color
#166994 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.101 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.010 away. White text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #166994 |
| RGB | rgb(22, 105, 148) |
| HSL | hsl(200, 74%, 33%) |
| OKLCH | oklch(49.5% 0.101 237.7) |
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 #166994 | 6.03:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #166994 | 3.48:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #166994 text on white | 6.03:1 | AA | Lc 79.7 | Fine for body text |
| #166994 text on black | 3.48:1 | AA large text | Lc -22.1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400
#71A8CC
oklch(70.7% 0.078 238.1)
-
Step 500
500
#4892BF
oklch(63.2% 0.1 237.9)
-
Step 600
600
#247BAB
oklch(55.5% 0.109 238.1)
-
Step 700
700 (this color)
#166994
oklch(49.5% 0.101 237.7)
-
Step 800
800
#155577
oklch(42.7% 0.084 237.3)
-
Step 900
900
#1A4660
oklch(37.6% 0.065 238)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#166994 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) | #546996 | 0.056 |
| Deuteranopia (no green cones) | #445E93 | 0.045 |
| Tritanopia (no blue cones) | #007478 | 0.065 |
| Achromatopsia (no color) | #636363 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166994
#166994
oklch(49.5% 0.101 237.7)
- #8C511E
#8C511E
oklch(49.5% 0.102 57.5)
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 #166994, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.010
- Ocean Blue #03719C ΔE 0.024
- Denim #3B638C ΔE 0.029
- Sea Blue #047495 ΔE 0.033
- Muted Blue #3B719F ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.045
- Dusky Blue #475F94 ΔE 0.046
Use #166994 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.