#072840
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.058 244.8), rgb(7, 40, 64).
Aa
White text reads best on this color (15.14:1).
About this color
#072840 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.058 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.022 away. White text reads best on it, at 15.14:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.14:1 |
Values
| HEX | #072840 |
| RGB | rgb(7, 40, 64) |
| HSL | hsl(205, 80%, 14%) |
| OKLCH | oklch(26.7% 0.058 244.8) |
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 #072840 | 15.14:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #072840 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #072840 text on white | 15.14:1 | AAA | Lc 101.8 | Preferred for body text |
| #072840 text on black | 1.38:1 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C5DCF1
oklch(88.4% 0.038 245.8)
-
Step 300
300
#9BC6EB
oklch(80.9% 0.07 244.8)
-
Step 400
400
#61A7E1
oklch(70.6% 0.111 245.3)
-
Step 500
500
#2A90D8
oklch(63.1% 0.141 244.8)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0065A1
oklch(49% 0.124 245.1)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#04456F
oklch(37.7% 0.093 245.1)
-
Step 950
950 (this color)
#072840
oklch(26.7% 0.058 244.8)
#072840 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) | #1D2941 | 0.025 |
| Deuteranopia (no green cones) | #152440 | 0.018 |
| Tritanopia (no blue cones) | #002E31 | 0.041 |
| Achromatopsia (no color) | #262626 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072840
#072840
oklch(26.7% 0.058 244.8)
- #391F01
#391F01
oklch(26.8% 0.059 65.4)
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 #072840, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.022
- Dark #1B2431 ΔE 0.033
- Jet #212529 ΔE 0.049
- Space Cadet #2B2D42 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.055
- Gunmetal #293241 ΔE 0.057
- Marine #042E60 ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.063
Use #072840 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.