#040315
Closest named color: Midnight (#03012D). oklch(11.7% 0.044 281.3), rgb(4, 3, 21).
Aa
White text reads best on this color (20.40:1).
About this color
#040315 is a very dark, muted purple. In OKLCH its lightness is 12%, its chroma 0.044 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight (#03012D), ΔE 0.052 away. White text reads best on it, at 20.40:1.
| Hue family | Purples |
| Lightness | very dark (12%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Midnight (#03012D) |
| Black text | 1.02:1 |
| White text | 20.40:1 |
Values
| HEX | #040315 |
| RGB | rgb(4, 3, 21) |
| HSL | hsl(243, 75%, 5%) |
| OKLCH | oklch(11.7% 0.044 281.3) |
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 #040315 | 20.40:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #040315 | 1.02:1 | Fails | Lc 0.0 | Not readable |
| #040315 text on white | 20.40:1 | AAA | Lc 105.9 | Preferred for body text |
| #040315 text on black | 1.02:1 | 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
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D5D7EC
oklch(88.4% 0.029 281.5)
-
Step 300
300
#BABDE2
oklch(80.8% 0.052 281.5)
-
Step 400
400
#979BD4
oklch(70.7% 0.083 280.9)
-
Step 500
500
#7E81C8
oklch(63% 0.106 281)
-
Step 600
600
#686AB5
oklch(55.7% 0.115 280.8)
-
Step 700
700
#57589C
oklch(49.2% 0.107 281.1)
-
Step 800
800
#47487E
oklch(42.7% 0.088 281.2)
-
Step 900
900
#3B3D65
oklch(37.7% 0.068 280.4)
-
Step 950
950 (this color)
#040315
oklch(11.7% 0.044 281.3)
#040315 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) | #000516 | 0.018 |
| Deuteranopia (no green cones) | #000415 | 0.017 |
| Tritanopia (no blue cones) | #00060A | 0.037 |
| Achromatopsia (no color) | #050505 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #040315
#040315
oklch(11.7% 0.044 281.3)
- #070500
#070500
oklch(11.5% 0.024 97.4)
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 #040315, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight #03012D ΔE 0.052
- Dark Navy Blue #00022E ΔE 0.056
- Almost Black #070D0D ΔE 0.057
- Rich Navy #001219 ΔE 0.065
- Very Dark Blue #000133 ΔE 0.066
- Dark Navy #000435 ΔE 0.070
- Very Dark Brown #1D0200 ΔE 0.089
- Rich Black #0D1B2A ΔE 0.103
Use #040315 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.