#071D28
Closest named color: Rich Black (#0D1B2A). oklch(21.9% 0.035 233.1), rgb(7, 29, 40).
Aa
White text reads best on this color (17.27:1).
About this color
#071D28 is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.035 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.011 away. White text reads best on it, at 17.27:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.21:1 |
| White text | 17.27:1 |
Values
| HEX | #071D28 |
| RGB | rgb(7, 29, 40) |
| HSL | hsl(200, 70%, 9%) |
| OKLCH | oklch(21.9% 0.035 233.1) |
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 #071D28 | 17.27:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #071D28 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #071D28 text on white | 17.27:1 | AAA | Lc 104.0 | Preferred for body text |
| #071D28 text on black | 1.21:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A7C6D8
oklch(81% 0.042 233.5)
-
Step 400
400
#76A8C4
oklch(70.6% 0.067 233.5)
-
Step 500
500
#5092B5
oklch(63% 0.086 233.5)
-
Step 600
600
#317CA1
oklch(55.6% 0.093 233.5)
-
Step 700
700
#22688A
oklch(49% 0.087 233.9)
-
Step 800
800
#1F5570
oklch(42.7% 0.072 233.9)
-
Step 900
900
#20475A
oklch(37.8% 0.055 231.9)
-
Step 950
950 (this color)
#071D28
oklch(21.9% 0.035 233.1)
#071D28 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) | #181D29 | 0.024 |
| Deuteranopia (no green cones) | #131928 | 0.020 |
| Tritanopia (no blue cones) | #002021 | 0.022 |
| Achromatopsia (no color) | #1B1B1B | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #071D28
#071D28
oklch(21.9% 0.035 233.1)
- #27160A
#27160A
oklch(22% 0.035 55)
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 #071D28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.011
- Dark #1B2431 ΔE 0.042
- Jet #212529 ΔE 0.050
- Rich Navy #001219 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.054
- Almost Black #070D0D ΔE 0.072
- Navy Blue #001146 ΔE 0.074
- Dark Navy #000435 ΔE 0.090
Use #071D28 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.