#17415E
Closest named color: Dark Grey Blue (#29465B). oklch(36.1% 0.068 242.3), rgb(23, 65, 94).
Aa
White text reads best on this color (10.74:1).
About this color
#17415E is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.068 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.027 away. White text reads best on it, at 10.74:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 1.95:1 |
| White text | 10.74:1 |
Values
| HEX | #17415E |
| RGB | rgb(23, 65, 94) |
| HSL | hsl(205, 61%, 23%) |
| OKLCH | oklch(36.1% 0.068 242.3) |
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 #17415E | 10.74:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #17415E | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #17415E text on white | 10.74:1 | AAA | Lc 94.7 | Preferred for body text |
| #17415E text on black | 1.95:1 | Fails | Lc -7.9 | 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
#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
#A4C5DF
oklch(80.8% 0.051 242)
-
Step 400
400
#72A7D0
oklch(70.7% 0.082 242.6)
-
Step 500
500
#4A90C3
oklch(63% 0.105 242.5)
-
Step 600
600
#287AB0
oklch(55.6% 0.114 242.2)
-
Step 700
700
#196697
oklch(49% 0.106 242.5)
-
Step 800
800
#19547B
oklch(42.8% 0.088 242.3)
-
Step 900
900 (this color)
#17415E
oklch(36.1% 0.068 242.3)
-
Step 950
950
#11293A
oklch(27% 0.044 241.7)
#17415E 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) | #34415F | 0.033 |
| Deuteranopia (no green cones) | #2A3B5D | 0.025 |
| Tritanopia (no blue cones) | #00484B | 0.048 |
| Achromatopsia (no color) | #3E3E3E | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17415E
#17415E
oklch(36.1% 0.068 242.3)
- #563412
#563412
oklch(36% 0.068 62.3)
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 #17415E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.027
- Dark Blue Grey #1F3B4D ΔE 0.031
- Charcoal #264653 ΔE 0.032
- Prussian Blue #1D3557 ΔE 0.038
- Midnight Green #073B4C ΔE 0.038
- Marine Blue #01386A ΔE 0.042
- Twilight Blue #0A437A ΔE 0.048
- Dark Teal #014D4E ΔE 0.056
Use #17415E 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.