#04150F
Closest named color: Rich Navy (#001219). oklch(17.8% 0.028 169), rgb(4, 21, 15).
Aa
White text reads best on this color (18.76:1).
About this color
#04150F is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.028 away. White text reads best on it, at 18.76:1.
| Hue family | Neutrals |
| Lightness | very dark (18%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.11:1 |
| White text | 18.76:1 |
Values
| HEX | #04150F |
| RGB | rgb(4, 21, 15) |
| HSL | hsl(159, 68%, 5%) |
| OKLCH | oklch(17.8% 0.028 169) |
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 #04150F | 18.76:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #04150F | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #04150F text on white | 18.76:1 | AAA | Lc 105.2 | Preferred for body text |
| #04150F text on black | 1.11:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD7
oklch(88.5% 0.018 170)
-
Step 300
300
#ADC8BD
oklch(80.9% 0.033 169)
-
Step 400
400
#81AC9B
oklch(70.8% 0.053 168.5)
-
Step 500
500
#5F9782
oklch(63.1% 0.068 168.4)
-
Step 600
600
#44816C
oklch(55.6% 0.072 169.2)
-
Step 700
700
#356D5A
oklch(49.1% 0.067 169.1)
-
Step 800
800
#2D594A
oklch(42.7% 0.056 169.4)
-
Step 900
900
#29493E
oklch(37.7% 0.043 170)
-
Step 950
950 (this color)
#04150F
oklch(17.8% 0.028 169)
#04150F 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) | #14130F | 0.028 |
| Deuteranopia (no green cones) | #11110F | 0.026 |
| Tritanopia (no blue cones) | #001513 | 0.010 |
| Achromatopsia (no color) | #121212 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04150F
#04150F
oklch(17.8% 0.028 169)
- #1A0C13
#1A0C13
oklch(17.8% 0.027 348.8)
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 #04150F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.028
- Almost Black #070D0D ΔE 0.032
- Rich Black #0D1B2A ΔE 0.058
- Very Dark Brown #1D0200 ΔE 0.080
- Jet #212529 ΔE 0.089
- Dark #1B2431 ΔE 0.089
- Dark Forest Green #002D04 ΔE 0.100
- Dark Brown #341C02 ΔE 0.101
Use #04150F 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.