#274776
Closest named color: Twilight Blue (#0A437A). oklch(39.8% 0.088 258), rgb(39, 71, 118).
Aa
White text reads best on this color (9.33:1).
About this color
#274776 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.088 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.028 away. White text reads best on it, at 9.33:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.24:1 |
| White text | 9.33:1 |
Values
| HEX | #274776 |
| RGB | rgb(39, 71, 118) |
| HSL | hsl(216, 50%, 31%) |
| OKLCH | oklch(39.8% 0.088 258) |
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 #274776 | 9.33:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #274776 | 2.24:1 | Fails | Lc 12.6 | Not readable |
| #274776 text on white | 9.33:1 | AAA | Lc 91.4 | Preferred for body text |
| #274776 text on black | 2.24:1 | Fails | Lc -11.0 | 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 900.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADAF2
oklch(88.4% 0.037 258.4)
-
Step 300
300
#A6C2EC
oklch(80.8% 0.067 258.4)
-
Step 400
400
#77A2E2
oklch(70.7% 0.105 258.1)
-
Step 500
500
#5389DA
oklch(63% 0.136 258.3)
-
Step 600
600
#3672C8
oklch(55.7% 0.147 257.8)
-
Step 700
700
#295FAD
oklch(49.2% 0.137 258)
-
Step 800
800
#234E8C
oklch(42.8% 0.113 257.9)
-
Step 900
900 (this color)
#274776
oklch(39.8% 0.088 258)
-
Step 950
950
#142641
oklch(26.8% 0.056 258.3)
#274776 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) | #324B78 | 0.019 |
| Deuteranopia (no green cones) | #274375 | 0.012 |
| Tritanopia (no blue cones) | #005258 | 0.074 |
| Achromatopsia (no color) | #474747 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274776
#274776
oklch(39.8% 0.088 258)
- #5F4000
#5F4000
oklch(39.7% 0.083 77.7)
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 #274776, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.028
- Light Navy #155084 ΔE 0.032
- Deep Sea Blue #015482 ΔE 0.042
- Cobalt #1E488F ΔE 0.042
- Dark Grey Blue #29465B ΔE 0.046
- Dusk Blue #26538D ΔE 0.048
- Charcoal #264653 ΔE 0.061
- Marine Blue #01386A ΔE 0.061
Use #274776 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.