#072DA7
Closest named color: Sapphire (#2138AB). oklch(37.7% 0.197 264.3), rgb(7, 45, 167).
Aa
White text reads best on this color (10.81:1).
About this color
#072DA7 is a dark, vivid blue. In OKLCH its lightness is 38%, its chroma 0.197 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.035 away. White text reads best on it, at 10.81:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 1.94:1 |
| White text | 10.81:1 |
Values
| HEX | #072DA7 |
| RGB | rgb(7, 45, 167) |
| HSL | hsl(226, 92%, 34%) |
| OKLCH | oklch(37.7% 0.197 264.3) |
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 #072DA7 | 10.81:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #072DA7 | 1.94:1 | Fails | Lc 10.1 | Not readable |
| #072DA7 text on white | 10.81:1 | AAA | Lc 93.8 | Preferred for body text |
| #072DA7 text on black | 1.94:1 | Fails | Lc -8.7 | 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 900.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C7D9FF
oklch(88.4% 0.056 265.2)
-
Step 300
300
#A2C0FF
oklch(80.9% 0.096 264.7)
-
Step 400
400
#709DFF
oklch(70.7% 0.152 264.2)
-
Step 500
500
#4B80FF
oklch(63.1% 0.197 264.4)
-
Step 600
600
#255FFF
oklch(55.6% 0.244 264.3)
-
Step 700
700
#0438FF
oklch(49.1% 0.287 264.3)
-
Step 800
800
#032BD5
oklch(42.6% 0.252 264.3)
-
Step 900
900 (this color)
#072DA7
oklch(37.7% 0.197 264.3)
-
Step 950
950
#061D62
oklch(27% 0.125 264.4)
#072DA7 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) | #0045AB | 0.054 |
| Deuteranopia (no green cones) | #0036A5 | 0.018 |
| Tritanopia (no blue cones) | #005167 | 0.150 |
| Achromatopsia (no color) | #3D3D3D | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072DA7
#072DA7
oklch(37.7% 0.197 264.3)
- #543D00
#543D00
oklch(37.5% 0.077 84.5)
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 #072DA7, closest first.
No curated palette has a color within ΔE 0.04 of #072DA7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.035
- Ultramarine #2000B1 ΔE 0.047
- Cobalt Blue #030AA7 ΔE 0.049
- Royal #0C1793 ΔE 0.055
- Indigo Blue #3A18B1 ΔE 0.059
- True Blue #010FCC ΔE 0.065
- Medium Blue #0000CD ΔE 0.070
- Blue Blue #2242C7 ΔE 0.077
Use #072DA7 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.