#071F3F
Closest named color: Oxford Blue (#1B263B). oklch(24.1% 0.068 256.7), rgb(7, 31, 63).
Aa
White text reads best on this color (16.44:1).
About this color
#071F3F is a very dark, muted blue. In OKLCH its lightness is 24%, its chroma 0.068 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.038 away. White text reads best on it, at 16.44:1.
| Hue family | Blues |
| Lightness | very dark (24%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.27:1 |
| White text | 16.44:1 |
Values
| HEX | #071F3F |
| RGB | rgb(7, 31, 63) |
| HSL | hsl(214, 80%, 14%) |
| OKLCH | oklch(24.1% 0.068 256.7) |
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 #071F3F | 16.44:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #071F3F | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #071F3F text on white | 16.44:1 | AAA | Lc 103.2 | Preferred for body text |
| #071F3F text on black | 1.27:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C7DBF7
oklch(88.5% 0.044 256.8)
-
Step 300
300
#9FC3F5
oklch(80.9% 0.081 256.7)
-
Step 400
400
#6AA2F0
oklch(70.7% 0.129 256.9)
-
Step 500
500
#4089EB
oklch(63.2% 0.165 256.7)
-
Step 600
600
#1A70D9
oklch(55.6% 0.179 256.7)
-
Step 700
700
#0A5DBC
oklch(49.1% 0.166 256.7)
-
Step 800
800
#0F4C98
oklch(42.6% 0.138 257)
-
Step 900
900
#154179
oklch(37.8% 0.107 256.3)
-
Step 950
950 (this color)
#071F3F
oklch(24.1% 0.068 256.7)
#071F3F 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) | #0E2240 | 0.013 |
| Deuteranopia (no green cones) | #041D3E | 0.008 |
| Tritanopia (no blue cones) | #00272B | 0.054 |
| Achromatopsia (no color) | #1F1F1F | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #071F3F
#071F3F
oklch(24.1% 0.068 256.7)
- #2D1C00
#2D1C00
oklch(24.2% 0.051 77.2)
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 #071F3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.038
- Rich Black #0D1B2A ΔE 0.040
- Dark #1B2431 ΔE 0.043
- Navy Blue #001146 ΔE 0.047
- Jet #212529 ΔE 0.062
- Dark Indigo #1F0954 ΔE 0.071
- Marine #042E60 ΔE 0.073
- Space Cadet #2B2D42 ΔE 0.073
Use #071F3F 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.