#03012D
Named color: Midnight. oklch(14.2% 0.088 270.7), rgb(3, 1, 45).
Aa
White text reads best on this color (20.07:1).
About this color
#03012D is a very dark, moderately saturated blue. In OKLCH its lightness is 14%, its chroma 0.088 and its hue 271°. Its hue sits on the cool side of the wheel. It is the named color Midnight. White text reads best on it, at 20.07:1.
| Hue family | Blues |
| Lightness | very dark (14%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Midnight |
| Black text | 1.04:1 |
| White text | 20.07:1 |
Values
| HEX | #03012D |
| RGB | rgb(3, 1, 45) |
| HSL | hsl(243, 96%, 9%) |
| OKLCH | oklch(14.2% 0.088 270.7) |
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 #03012D | 20.07:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #03012D | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #03012D text on white | 20.07:1 | AAA | Lc 105.5 | Preferred for body text |
| #03012D text on black | 1.04:1 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FF
oklch(93.5% 0.031 271.7)
-
Step 200
200
#CBD8FF
oklch(88.5% 0.056 270.7)
-
Step 300
300
#A9BEFF
oklch(80.9% 0.095 270.4)
-
Step 400
400
#7D99FF
oklch(70.7% 0.152 270.5)
-
Step 500
500
#5F7BFF
oklch(63.1% 0.198 270.7)
-
Step 600
600
#465CF8
oklch(55.7% 0.232 270.5)
-
Step 700
700
#394AD8
oklch(49.2% 0.215 270.6)
-
Step 800
800
#2F3EAE
oklch(42.7% 0.177 270.8)
-
Step 900
900
#28378A
oklch(37.8% 0.139 270.5)
-
Step 950
950 (this color)
#03012D
oklch(14.2% 0.088 270.7)
#03012D 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) | #000A2E | 0.029 |
| Deuteranopia (no green cones) | #00062C | 0.017 |
| Tritanopia (no blue cones) | #000D16 | 0.066 |
| Achromatopsia (no color) | #080808 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03012D
#03012D
oklch(14.2% 0.088 270.7)
- #0E0900
#0E0900
oklch(14.3% 0.029 91.6)
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 #03012D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy Blue #00022E ΔE 0.010
- Very Dark Blue #000133 ΔE 0.016
- Dark Navy #000435 ΔE 0.022
- Night Blue #040348 ΔE 0.058
- Navy Blue #001146 ΔE 0.071
- Rich Navy #001219 ΔE 0.076
- Almost Black #070D0D ΔE 0.086
- Rich Black #0D1B2A ΔE 0.094
Use #03012D 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.