#17698A
Closest named color: Peacock Blue (#016795). oklch(49% 0.09 230.8), rgb(23, 105, 138).
Aa
White text reads best on this color (6.13:1).
About this color
#17698A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.090 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.021 away. White text reads best on it, at 6.13:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.42:1 |
| White text | 6.13:1 |
Values
| HEX | #17698A |
| RGB | rgb(23, 105, 138) |
| HSL | hsl(197, 71%, 32%) |
| OKLCH | oklch(49% 0.09 230.8) |
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 #17698A | 6.13:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #17698A | 3.42:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #17698A text on white | 6.13:1 | AA | Lc 80.2 | Fine for body text |
| #17698A text on black | 3.42:1 | AA large text | Lc -21.6 | 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
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#CADCE6
oklch(88.4% 0.024 231.9)
-
Step 300
300
#A5C6D8
oklch(80.8% 0.044 231.9)
-
Step 400
400
#72A9C4
oklch(70.7% 0.07 230.2)
-
Step 500
500
#4A93B6
oklch(63.1% 0.09 231.4)
-
Step 600
600
#277DA2
oklch(55.6% 0.098 231.1)
-
Step 700
700 (this color)
#17698A
oklch(49% 0.09 230.8)
-
Step 800
800
#185670
oklch(42.7% 0.074 230.5)
-
Step 900
900
#1B475B
oklch(37.7% 0.059 230.9)
-
Step 950
950
#112A35
oklch(27.1% 0.037 229)
#17698A 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) | #58688C | 0.061 |
| Deuteranopia (no green cones) | #495D8A | 0.052 |
| Tritanopia (no blue cones) | #007274 | 0.053 |
| Achromatopsia (no color) | #626262 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17698A
#17698A
oklch(49% 0.09 230.8)
- #89502D
#89502D
oklch(49% 0.091 50.8)
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 #17698A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.021
- Denim #3B638C ΔE 0.031
- Ocean Blue #03719C ΔE 0.033
- Sea Blue #047495 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.045
- Muted Blue #3B719F ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.052
- YInMn Blue #415A77 ΔE 0.053
Use #17698A 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.