#040703
Closest named color: Almost Black (#070D0D). oklch(12.1% 0.015 136.5), rgb(4, 7, 3).
Aa
White text reads best on this color (20.25:1).
About this color
#040703 is a very dark close to neutral grey. In OKLCH its lightness is 12%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.034 away. White text reads best on it, at 20.25:1.
| Hue family | Neutrals |
| Lightness | very dark (12%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.03:1 |
| White text | 20.25:1 |
Values
| HEX | #040703 |
| RGB | rgb(4, 7, 3) |
| HSL | hsl(105, 40%, 2%) |
| OKLCH | oklch(12.1% 0.015 136.5) |
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 #040703 | 20.25:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #040703 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #040703 text on white | 20.25:1 | AAA | Lc 106.0 | Preferred for body text |
| #040703 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E8EBE7
oklch(93.7% 0.006 137.8)
-
Step 200
200
#D6DBD4
oklch(88.6% 0.011 136.6)
-
Step 300
300
#BBC3B8
oklch(80.8% 0.018 137)
-
Step 400
400
#98A593
oklch(70.6% 0.03 136.9)
-
Step 500
500
#7F8F79
oklch(63.1% 0.037 137.1)
-
Step 600
600
#697962
oklch(55.6% 0.04 136.2)
-
Step 700
700
#576651
oklch(49.1% 0.038 136.8)
-
Step 800
800
#475342
oklch(42.6% 0.031 136.5)
-
Step 900
900
#3C4538
oklch(37.8% 0.025 136)
-
Step 950
950 (this color)
#040703
oklch(12.1% 0.015 136.5)
#040703 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) | #070603 | 0.010 |
| Deuteranopia (no green cones) | #070603 | 0.010 |
| Tritanopia (no blue cones) | #040706 | 0.011 |
| Achromatopsia (no color) | #060606 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #040703
#040703
oklch(12.1% 0.015 136.5)
- #080509
#080509
oklch(12.3% 0.013 318.7)
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 #040703, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.034
- Rich Navy #001219 ΔE 0.059
- Very Dark Brown #1D0200 ΔE 0.066
- Midnight #03012D ΔE 0.101
- Dark Navy Blue #00022E ΔE 0.102
- Rich Black #0D1B2A ΔE 0.106
- Very Dark Blue #000133 ΔE 0.112
- Dark Navy #000435 ΔE 0.112
Use #040703 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.