#17293E
Closest named color: Oxford Blue (#1B263B). oklch(27.6% 0.046 253.2), rgb(23, 41, 62).
Aa
White text reads best on this color (14.75:1).
About this color
#17293E is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.046 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.011 away. White text reads best on it, at 14.75:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.42:1 |
| White text | 14.75:1 |
Values
| HEX | #17293E |
| RGB | rgb(23, 41, 62) |
| HSL | hsl(212, 46%, 17%) |
| OKLCH | oklch(27.6% 0.046 253.2) |
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 #17293E | 14.75:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #17293E | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #17293E text on white | 14.75:1 | AAA | Lc 101.5 | Preferred for body text |
| #17293E text on black | 1.42:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBED
oklch(88.6% 0.03 253)
-
Step 300
300
#A8C3E4
oklch(80.8% 0.055 253.6)
-
Step 400
400
#7AA4D6
oklch(70.7% 0.087 253.3)
-
Step 500
500
#568CCB
oklch(63% 0.112 253.3)
-
Step 600
600
#3A75B8
oklch(55.5% 0.122 253.3)
-
Step 700
700
#2C629E
oklch(49% 0.112 253.1)
-
Step 800
800
#265080
oklch(42.6% 0.093 253.4)
-
Step 900
900
#244367
oklch(37.7% 0.072 253.4)
-
Step 950
950 (this color)
#17293E
oklch(27.6% 0.046 253.2)
#17293E 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) | #202A3F | 0.014 |
| Deuteranopia (no green cones) | #1B263E | 0.011 |
| Tritanopia (no blue cones) | #012E30 | 0.042 |
| Achromatopsia (no color) | #282828 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17293E
#17293E
oklch(27.6% 0.046 253.2)
- #36240C
#36240C
oklch(27.7% 0.046 71.6)
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 #17293E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.011
- Dark #1B2431 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.035
- Jet #212529 ΔE 0.039
- Gunmetal #293241 ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.056
- Rich Black #0D1B2A ΔE 0.060
- Midnight Green #073B4C ΔE 0.060
Use #17293E 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.