#041D17
Closest named color: Rich Black (#0D1B2A). oklch(20.9% 0.034 174.8), rgb(4, 29, 23).
Aa
White text reads best on this color (17.59:1).
About this color
#041D17 is a very dark, muted teal or cyan. In OKLCH its lightness is 21%, its chroma 0.034 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.044 away. White text reads best on it, at 17.59:1.
| Hue family | Teals and cyans |
| Lightness | very dark (21%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.59:1 |
Values
| HEX | #041D17 |
| RGB | rgb(4, 29, 23) |
| HSL | hsl(166, 76%, 6%) |
| OKLCH | oklch(20.9% 0.034 174.8) |
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 #041D17 | 17.59:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #041D17 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #041D17 text on white | 17.59:1 | AAA | Lc 104.3 | Preferred for body text |
| #041D17 text on black | 1.19:1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECE9
oklch(93.5% 0.011 176.3)
-
Step 200
200
#CBDED8
oklch(88.5% 0.022 174.9)
-
Step 300
300
#A7CABF
oklch(81% 0.04 174.2)
-
Step 400
400
#75AE9E
oklch(70.7% 0.064 174.9)
-
Step 500
500
#4E9A86
oklch(63.2% 0.082 174.3)
-
Step 600
600
#2B8470
oklch(55.5% 0.089 174.9)
-
Step 700
700
#1C705E
oklch(49.1% 0.083 174.9)
-
Step 800
800
#1B5B4D
oklch(42.7% 0.068 175.4)
-
Step 900
900
#1E4B40
oklch(37.8% 0.053 174.9)
-
Step 950
950 (this color)
#041D17
oklch(20.9% 0.034 174.8)
#041D17 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) | #1C1B17 | 0.036 |
| Deuteranopia (no green cones) | #181817 | 0.033 |
| Tritanopia (no blue cones) | #001D1B | 0.009 |
| Achromatopsia (no color) | #191919 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #041D17
#041D17
oklch(20.9% 0.034 174.8)
- #241119
#241119
oklch(20.8% 0.034 353.7)
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 #041D17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.044
- Rich Navy #001219 ΔE 0.048
- Almost Black #070D0D ΔE 0.062
- Jet #212529 ΔE 0.062
- Dark #1B2431 ΔE 0.064
- Dark Forest Green #002D04 ΔE 0.075
- Very Dark Green #062E03 ΔE 0.079
- Oxford Blue #1B263B ΔE 0.081
Use #041D17 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.