#274F95
Closest named color: Dusk Blue (#26538D). oklch(43.8% 0.124 260.7), rgb(39, 79, 149).
Aa
White text reads best on this color (7.95:1).
About this color
#274F95 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.124 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.019 away. White text reads best on it, at 7.95:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.63:1 |
| White text | 7.95:1 |
Values
| HEX | #274F95 |
| RGB | rgb(39, 79, 149) |
| HSL | hsl(218, 59%, 37%) |
| OKLCH | oklch(43.8% 0.124 260.7) |
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 #274F95 | 7.95:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #274F95 | 2.63:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #274F95 text on white | 7.95:1 | AAA | Lc 87.3 | Fine for body text |
| #274F95 text on black | 2.63:1 | Fails | Lc -14.9 | 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 800.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CADAF4
oklch(88.4% 0.04 260.1)
-
Step 300
300
#A6C2F0
oklch(80.9% 0.072 260.3)
-
Step 400
400
#77A1E9
oklch(70.8% 0.116 260.8)
-
Step 500
500
#5387E2
oklch(63% 0.148 260.8)
-
Step 600
600
#386FD0
oklch(55.6% 0.161 260.8)
-
Step 700
700
#2A5CB4
oklch(49% 0.15 260.8)
-
Step 800
800 (this color)
#274F95
oklch(43.8% 0.124 260.7)
-
Step 900
900
#224074
oklch(37.7% 0.096 260.6)
-
Step 950
950
#142644
oklch(27% 0.061 260.1)
#274F95 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) | #2B5698 | 0.021 |
| Deuteranopia (no green cones) | #124C94 | 0.019 |
| Tritanopia (no blue cones) | #005F6A | 0.098 |
| Achromatopsia (no color) | #515151 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274F95
#274F95
oklch(43.8% 0.124 260.7)
- #6B4B00
#6B4B00
oklch(43.6% 0.09 80.5)
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 #274F95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.019
- Cobalt #1E488F ΔE 0.024
- Light Navy #155084 ΔE 0.033
- Deep Sea Blue #015482 ΔE 0.043
- Light Navy Blue #2E5A88 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.044
- Blueberry #464196 ΔE 0.049
- Twilight #4E518B ΔE 0.052
Use #274F95 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.