#294289
Closest named color: Cobalt (#1E488F). oklch(40.1% 0.122 266.3), rgb(41, 66, 137).
Aa
White text reads best on this color (9.39:1).
About this color
#294289 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.122 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.019 away. White text reads best on it, at 9.39:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.23:1 |
| White text | 9.39:1 |
Values
| HEX | #294289 |
| RGB | rgb(41, 66, 137) |
| HSL | hsl(224, 54%, 35%) |
| OKLCH | oklch(40.1% 0.122 266.3) |
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 #294289 | 9.39:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #294289 | 2.23:1 | Fails | Lc 12.6 | Not readable |
| #294289 text on white | 9.39:1 | AAA | Lc 91.4 | Preferred for body text |
| #294289 text on black | 2.23:1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CAD9FC
oklch(88.5% 0.051 267)
-
Step 300
300
#A5C0FD
oklch(81% 0.092 265.9)
-
Step 400
400
#769CFC
oklch(70.7% 0.147 266.4)
-
Step 500
500
#5480F9
oklch(63.1% 0.187 266.1)
-
Step 600
600
#3C65E8
oklch(55.5% 0.204 266.5)
-
Step 700
700
#2F53CA
oklch(49.1% 0.189 266.4)
-
Step 800
800
#2745A3
oklch(42.7% 0.156 266.3)
-
Step 900
900 (this color)
#294289
oklch(40.1% 0.122 266.3)
-
Step 950
950
#15234C
oklch(27% 0.078 266.9)
#294289 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) | #194B8C | 0.026 |
| Deuteranopia (no green cones) | #004288 | 0.028 |
| Tritanopia (no blue cones) | #00535F | 0.100 |
| Achromatopsia (no color) | #464646 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #294289
#294289
oklch(40.1% 0.122 266.3)
- #5B4400
#5B4400
oklch(40% 0.082 86.6)
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 #294289, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.019
- Twilight Blue #0A437A ΔE 0.036
- Light Navy #155084 ΔE 0.043
- Dark Slate Blue #483D8B ΔE 0.044
- Blueberry #464196 ΔE 0.046
- Dusk Blue #26538D ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.057
- Sapphire #2138AB ΔE 0.062
Use #294289 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.