#17485F
Closest named color: Dark Grey Blue (#29465B). oklch(38% 0.065 232.6), rgb(23, 72, 95).
Aa
White text reads best on this color (9.86:1).
About this color
#17485F is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.065 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.017 away. White text reads best on it, at 9.86:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.12:1 |
| White text | 9.86:1 |
Values
| HEX | #17485F |
| RGB | rgb(23, 72, 95) |
| HSL | hsl(199, 61%, 23%) |
| OKLCH | oklch(38% 0.065 232.6) |
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 #17485F | 9.86:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #17485F | 2.12:1 | Fails | Lc 11.3 | Not readable |
| #17485F text on white | 9.86:1 | AAA | Lc 92.6 | Preferred for body text |
| #17485F text on black | 2.12:1 | Fails | Lc -9.8 | 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
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DDE8
oklch(88.5% 0.027 230.4)
-
Step 300
300
#A2C7DB
oklch(80.9% 0.049 231.7)
-
Step 400
400
#6EA9C9
oklch(70.6% 0.077 233.1)
-
Step 500
500
#4293BB
oklch(63% 0.099 232.9)
-
Step 600
600
#177DA8
oklch(55.6% 0.108 233)
-
Step 700
700
#026990
oklch(49% 0.101 233.1)
-
Step 800
800
#0C5675
oklch(42.7% 0.083 232.9)
-
Step 900
900 (this color)
#17485F
oklch(38% 0.065 232.6)
-
Step 950
950
#0F2A37
oklch(27.1% 0.041 231.9)
#17485F 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) | #3D4760 | 0.043 |
| Deuteranopia (no green cones) | #33405F | 0.036 |
| Tritanopia (no blue cones) | #004E50 | 0.039 |
| Achromatopsia (no color) | #434343 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17485F
#17485F
oklch(38% 0.065 232.6)
- #5D3820
#5D3820
oklch(38% 0.064 52.6)
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 #17485F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.017
- Charcoal #264653 ΔE 0.022
- Dark Teal #014D4E ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.046
- Deep Teal #00555A ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.047
- Midnight Green #073B4C ΔE 0.052
- Twilight Blue #0A437A ΔE 0.053
Use #17485F 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.