#07191F
Closest named color: Rich Black (#0D1B2A). oklch(20.1% 0.027 222.1), rgb(7, 25, 31).
Aa
White text reads best on this color (17.98:1).
About this color
#07191F is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.024 away. White text reads best on it, at 17.98:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 17.98:1 |
Values
| HEX | #07191F |
| RGB | rgb(7, 25, 31) |
| HSL | hsl(195, 63%, 7%) |
| OKLCH | oklch(20.1% 0.027 222.1) |
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 #07191F | 17.98:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #07191F | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #07191F text on white | 17.98:1 | AAA | Lc 104.7 | Preferred for body text |
| #07191F text on black | 1.16:1 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CDDCE2
oklch(88.5% 0.018 223.6)
-
Step 300
300
#ABC6CF
oklch(80.9% 0.032 219.9)
-
Step 400
400
#7EA8B7
oklch(70.6% 0.05 221.9)
-
Step 500
500
#5B93A6
oklch(63.2% 0.065 221.6)
-
Step 600
600
#407D91
oklch(55.7% 0.07 221.7)
-
Step 700
700
#31697B
oklch(49.1% 0.065 221.7)
-
Step 800
800
#2A5664
oklch(42.8% 0.054 221.1)
-
Step 900
900
#274752
oklch(37.8% 0.042 222.2)
-
Step 950
950 (this color)
#07191F
oklch(20.1% 0.027 222.1)
#07191F 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) | #15181F | 0.021 |
| Deuteranopia (no green cones) | #12161F | 0.019 |
| Tritanopia (no blue cones) | #001B1B | 0.016 |
| Achromatopsia (no color) | #171717 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #07191F
#07191F
oklch(20.1% 0.027 222.1)
- #21120D
#21120D
oklch(20.1% 0.027 39.2)
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 #07191F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.024
- Rich Navy #001219 ΔE 0.032
- Almost Black #070D0D ΔE 0.052
- Dark #1B2431 ΔE 0.059
- Jet #212529 ΔE 0.064
- Oxford Blue #1B263B ΔE 0.074
- Navy Blue #001146 ΔE 0.084
- Dark Navy #000435 ΔE 0.088
Use #07191F 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.