#274081
Closest named color: Twilight Blue (#0A437A). oklch(38.9% 0.114 265.6), rgb(39, 64, 129).
Aa
White text reads best on this color (9.82:1).
About this color
#274081 is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.114 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.027 away. White text reads best on it, at 9.82:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.13:1 |
| White text | 9.82:1 |
Values
| HEX | #274081 |
| RGB | rgb(39, 64, 129) |
| HSL | hsl(223, 54%, 33%) |
| OKLCH | oklch(38.9% 0.114 265.6) |
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 #274081 | 9.82:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #274081 | 2.13:1 | Fails | Lc 11.4 | Not readable |
| #274081 text on white | 9.82:1 | AAA | Lc 92.5 | Preferred for body text |
| #274081 text on black | 2.13:1 | Fails | Lc -9.9 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CAD9F9
oklch(88.4% 0.047 265.5)
-
Step 300
300
#A6C0F9
oklch(80.9% 0.086 265.5)
-
Step 400
400
#789DF6
oklch(70.7% 0.137 265.9)
-
Step 500
500
#5682F2
oklch(63.1% 0.175 265.5)
-
Step 600
600
#3D68E0
oklch(55.5% 0.189 265.6)
-
Step 700
700
#3056C3
oklch(49.2% 0.176 265.6)
-
Step 800
800
#28479E
oklch(42.8% 0.146 265.7)
-
Step 900
900 (this color)
#274081
oklch(38.9% 0.114 265.6)
-
Step 950
950
#152449
oklch(27% 0.072 265.3)
#274081 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) | #1D4883 | 0.023 |
| Deuteranopia (no green cones) | #054080 | 0.025 |
| Tritanopia (no blue cones) | #004F5A | 0.093 |
| Achromatopsia (no color) | #434343 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274081
#274081
oklch(38.9% 0.114 265.6)
- #584100
#584100
oklch(39% 0.08 85.7)
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 #274081, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.027
- Cobalt #1E488F ΔE 0.030
- Light Navy #155084 ΔE 0.046
- Dark Slate Blue #483D8B ΔE 0.050
- Dusk Blue #26538D ΔE 0.056
- Blueberry #464196 ΔE 0.056
- Marine Blue #01386A ΔE 0.057
- Deep Sea Blue #015482 ΔE 0.059
Use #274081 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.