#071F3A
Closest named color: Rich Black (#0D1B2A). oklch(23.7% 0.06 253.6), rgb(7, 31, 58).
Aa
White text reads best on this color (16.58:1).
About this color
#071F3A is a very dark, muted blue. In OKLCH its lightness is 24%, its chroma 0.060 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.031 away. White text reads best on it, at 16.58:1.
| Hue family | Blues |
| Lightness | very dark (24%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.26:1 |
| White text | 16.58:1 |
Values
| HEX | #071F3A |
| RGB | rgb(7, 31, 58) |
| HSL | hsl(212, 78%, 13%) |
| OKLCH | oklch(23.7% 0.06 253.6) |
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 #071F3A | 16.58:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #071F3A | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #071F3A text on white | 16.58:1 | AAA | Lc 103.3 | Preferred for body text |
| #071F3A text on black | 1.26:1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C8DBF3
oklch(88.5% 0.039 254.3)
-
Step 300
300
#A1C4EE
oklch(80.9% 0.071 253.2)
-
Step 400
400
#6DA4E6
oklch(70.8% 0.113 253.7)
-
Step 500
500
#438BDE
oklch(63% 0.145 253.8)
-
Step 600
600
#1E74CC
oklch(55.7% 0.157 253.4)
-
Step 700
700
#0E60B1
oklch(49% 0.148 253.8)
-
Step 800
800
#114F8F
oklch(42.7% 0.122 253.6)
-
Step 900
900
#174272
oklch(37.6% 0.095 253.7)
-
Step 950
950 (this color)
#071F3A
oklch(23.7% 0.06 253.6)
#071F3A 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) | #12213B | 0.015 |
| Deuteranopia (no green cones) | #0A1C39 | 0.010 |
| Tritanopia (no blue cones) | #002529 | 0.045 |
| Achromatopsia (no color) | #1E1E1E | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #071F3A
#071F3A
oklch(23.7% 0.06 253.6)
- #2D1A00
#2D1A00
oklch(23.7% 0.051 72.4)
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 #071F3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.031
- Oxford Blue #1B263B ΔE 0.037
- Dark #1B2431 ΔE 0.038
- Navy Blue #001146 ΔE 0.052
- Jet #212529 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.074
- Rich Navy #001219 ΔE 0.078
- Dark Indigo #1F0954 ΔE 0.078
Use #071F3A 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.