#17495C
Closest named color: Dark Grey Blue (#29465B). oklch(38.1% 0.061 227.2), rgb(23, 73, 92).
Aa
White text reads best on this color (9.79:1).
About this color
#17495C is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.061 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.018 away. White text reads best on it, at 9.79:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.14:1 |
| White text | 9.79:1 |
Values
| HEX | #17495C |
| RGB | rgb(23, 73, 92) |
| HSL | hsl(197, 60%, 23%) |
| OKLCH | oklch(38.1% 0.061 227.2) |
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 #17495C | 9.79:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #17495C | 2.14:1 | Fails | Lc 11.5 | Not readable |
| #17495C text on white | 9.79:1 | AAA | Lc 92.5 | Preferred for body text |
| #17495C text on black | 2.14:1 | Fails | Lc -10.0 | Not readable |
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 900.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A2C7D8
oklch(80.8% 0.046 227.5)
-
Step 400
400
#6DAAC4
oklch(70.6% 0.074 226.9)
-
Step 500
500
#4195B6
oklch(63.2% 0.094 227.1)
-
Step 600
600
#167EA2
oklch(55.5% 0.103 228)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#0B5770
oklch(42.7% 0.078 226.9)
-
Step 900
900 (this color)
#17495C
oklch(38.1% 0.061 227.2)
-
Step 950
950
#0F2A35
oklch(27% 0.038 227.5)
#17495C 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) | #3F485D | 0.045 |
| Deuteranopia (no green cones) | #35415C | 0.038 |
| Tritanopia (no blue cones) | #004E4F | 0.034 |
| Achromatopsia (no color) | #444444 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17495C
#17495C
oklch(38.1% 0.061 227.2)
- #5D3825
#5D3825
oklch(38.1% 0.061 47.5)
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 #17495C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.018
- Charcoal #264653 ΔE 0.018
- Dark Teal #014D4E ΔE 0.034
- Deep Teal #00555A ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.041
- Dark Blue Grey #1F3B4D ΔE 0.046
- Midnight Green #073B4C ΔE 0.052
- Dark Blue Green #005249 ΔE 0.052
Use #17495C 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.