#040417
Closest named color: Midnight (#03012D). oklch(12.4% 0.044 277.7), rgb(4, 4, 23).
Aa
White text reads best on this color (20.29:1).
About this color
#040417 is a very dark, muted blue. In OKLCH its lightness is 12%, its chroma 0.044 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight (#03012D), ΔE 0.048 away. White text reads best on it, at 20.29:1.
| Hue family | Blues |
| Lightness | very dark (12%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Midnight (#03012D) |
| Black text | 1.03:1 |
| White text | 20.29:1 |
Values
| HEX | #040417 |
| RGB | rgb(4, 4, 23) |
| HSL | hsl(240, 70%, 5%) |
| OKLCH | oklch(12.4% 0.044 277.7) |
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 #040417 | 20.29:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #040417 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #040417 text on white | 20.29:1 | AAA | Lc 105.9 | Preferred for body text |
| #040417 text on black | 1.03:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D4D8ED
oklch(88.6% 0.029 277.2)
-
Step 300
300
#B8BEE3
oklch(80.9% 0.053 277.9)
-
Step 400
400
#949CD5
oklch(70.8% 0.084 277.9)
-
Step 500
500
#7A82CA
oklch(63% 0.108 278)
-
Step 600
600
#646BB6
oklch(55.6% 0.116 277.9)
-
Step 700
700
#53599D
oklch(49.1% 0.108 277.8)
-
Step 800
800
#44497F
oklch(42.7% 0.089 277.9)
-
Step 900
900
#393D66
oklch(37.6% 0.07 278.2)
-
Step 950
950 (this color)
#040417
oklch(12.4% 0.044 277.7)
#040417 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) | #000618 | 0.016 |
| Deuteranopia (no green cones) | #000517 | 0.015 |
| Tritanopia (no blue cones) | #00080B | 0.040 |
| Achromatopsia (no color) | #060606 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #040417
#040417
oklch(12.4% 0.044 277.7)
- #090600
#090600
oklch(12.3% 0.025 94.5)
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 #040417, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight #03012D ΔE 0.048
- Dark Navy Blue #00022E ΔE 0.051
- Almost Black #070D0D ΔE 0.052
- Rich Navy #001219 ΔE 0.058
- Very Dark Blue #000133 ΔE 0.061
- Dark Navy #000435 ΔE 0.064
- Very Dark Brown #1D0200 ΔE 0.088
- Rich Black #0D1B2A ΔE 0.096
Use #040417 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.