#07181A
Closest named color: Rich Navy (#001219). oklch(19.5% 0.023 205.4), rgb(7, 24, 26).
Aa
White text reads best on this color (18.18:1).
About this color
#07181A is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.029 away. White text reads best on it, at 18.18:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.15:1 |
| White text | 18.18:1 |
Values
| HEX | #07181A |
| RGB | rgb(7, 24, 26) |
| HSL | hsl(186, 58%, 6%) |
| OKLCH | oklch(19.5% 0.023 205.4) |
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 #07181A | 18.18:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #07181A | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #07181A text on white | 18.18:1 | AAA | Lc 104.8 | Preferred for body text |
| #07181A text on black | 1.15:1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDE
oklch(88.4% 0.015 207.1)
-
Step 300
300
#ADC6C9
oklch(80.9% 0.027 205.4)
-
Step 400
400
#81A9AE
oklch(70.7% 0.044 205.7)
-
Step 500
500
#5F949A
oklch(63.2% 0.057 204.9)
-
Step 600
600
#447E85
oklch(55.6% 0.062 205.7)
-
Step 700
700
#356A70
oklch(49% 0.057 205.1)
-
Step 800
800
#2D575B
oklch(42.8% 0.047 203.6)
-
Step 900
900
#29474B
oklch(37.6% 0.036 206.5)
-
Step 950
950 (this color)
#07181A
oklch(19.5% 0.023 205.4)
#07181A 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) | #16171A | 0.024 |
| Deuteranopia (no green cones) | #13141A | 0.023 |
| Tritanopia (no blue cones) | #001919 | 0.011 |
| Achromatopsia (no color) | #151515 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #07181A
#07181A
oklch(19.5% 0.023 205.4)
- #1E1110
#1E1110
oklch(19.5% 0.022 24.2)
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 #07181A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.029
- Rich Black #0D1B2A ΔE 0.034
- Almost Black #070D0D ΔE 0.045
- Dark #1B2431 ΔE 0.067
- Jet #212529 ΔE 0.069
- Oxford Blue #1B263B ΔE 0.082
- Very Dark Brown #1D0200 ΔE 0.089
- Dark Navy #000435 ΔE 0.093
Use #07181A 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.